Merge pull request 'feature/gemini-web-provider' (#1) from feature/gemini-web-provider into master

Reviewed-on: #1

Dockerfile

@@ -1,23 +0,0 @@
-# ── Stage 1: 編譯 ─────────────────────────────────────────────
-FROM golang:1.25-alpine AS builder
-
-WORKDIR /build
-
-COPY go.mod go.sum ./
-RUN go mod download
-
-COPY . .
-RUN CGO_ENABLED=0 GOOS=linux go build -ldflags="-s -w" -o cursor-api-proxy .
-
-# ── Stage 2: 執行環境 ──────────────────────────────────────────
-FROM alpine:3.21
-
-RUN apk add --no-cache ca-certificates tzdata
-
-WORKDIR /app
-
-COPY --from=builder /build/cursor-api-proxy .
-
-EXPOSE 8766
-
-ENTRYPOINT ["./cursor-api-proxy"]

Makefile

@@ -43,6 +43,12 @@ ANTHROPIC_BASE_HOST          ?= $(HOST)
 TLS_CERT           ?=
 TLS_KEY            ?=
 
+# ── Gemini Web Provider ───────────────────────
+PROVIDER           ?= cursor
+GEMINI_ACCOUNT_DIR ?=
+GEMINI_BROWSER_VISIBLE ?= false
+GEMINI_MAX_SESSIONS ?= 3
+
 # ── 記錄 ──────────────────────────────────────
 SESSIONS_LOG       ?=
 
@@ -84,6 +90,12 @@ env:
 	@printf 'CURSOR_BRIDGE_TLS_CERT=%s\n'          "$(TLS_CERT)"            >> $(ENV_FILE)
 	@printf 'CURSOR_BRIDGE_TLS_KEY=%s\n'           "$(TLS_KEY)"             >> $(ENV_FILE)
 	@printf 'CURSOR_BRIDGE_SESSIONS_LOG=%s\n'      "$(SESSIONS_LOG)"        >> $(ENV_FILE)
+	@printf '# ── Provider 設定 ───────────────────────────\n'                    >> $(ENV_FILE)
+	@printf 'CURSOR_BRIDGE_PROVIDER=%s\n'          "$(PROVIDER)"            >> $(ENV_FILE)
+	@printf '# Gemini Web Provider 設定（當 PROVIDER=gemini-web 時使用）\n'       >> $(ENV_FILE)
+	@printf 'GEMINI_ACCOUNT_DIR=%s\n'              "$(GEMINI_ACCOUNT_DIR)"  >> $(ENV_FILE)
+	@printf 'GEMINI_BROWSER_VISIBLE=%s\n'          "$(GEMINI_BROWSER_VISIBLE)" >> $(ENV_FILE)
+	@printf 'GEMINI_MAX_SESSIONS=%s\n'             "$(GEMINI_MAX_SESSIONS)" >> $(ENV_FILE)
 	@echo "已產生 $(ENV_FILE)"
 
 ## 編譯二進位檔
@@ -102,18 +114,18 @@ run: build
 clean:
 	rm -f cursor-api-proxy $(ENV_FILE)
 
-## 設定 OpenCode 使用此代理（更新 opencode.json 的 cursor provider）
+## 設定 OpenCode 使用此代理（更新 opencode.json 的 cursor 與 gemini-web provider）
 opencode: build
 	@if [ ! -f "$(OPENCODE_CONFIG)" ]; then \
 		echo "找不到 $(OPENCODE_CONFIG)，建立新設定檔"; \
 		mkdir -p $$(dirname "$(OPENCODE_CONFIG)"); \
-		printf '{\n  "model": "$(OPENCODE_MODEL)",\n  "small_model": "$(OPENCODE_SMALL_MODEL)",\n  "provider": {\n    "cursor": {\n      "npm": "@ai-sdk/openai-compatible",\n      "name": "Cursor Agent",\n      "options": {\n        "baseURL": "http://$(HOST):$(PORT)/v1",\n        "apiKey": "unused"\n      },\n      "models": { "auto": { "name": "Cursor Auto" } }\n    }\n  }\n}\n' > "$(OPENCODE_CONFIG)"; \
+		printf '{\n  "model": "$(OPENCODE_MODEL)",\n  "small_model": "$(OPENCODE_SMALL_MODEL)",\n  "provider": {\n    "cursor": {\n      "npm": "@ai-sdk/openai-compatible",\n      "name": "Cursor Agent",\n      "options": {\n        "baseURL": "http://$(HOST):$(PORT)/v1",\n        "apiKey": "unused"\n      },\n      "models": { "auto": { "name": "Cursor Auto" } }\n    },\n    "gemini-web": {\n      "npm": "@ai-sdk/openai-compatible",\n      "name": "Gemini Web",\n      "options": {\n        "baseURL": "http://$(HOST):$(PORT)/v1",\n        "apiKey": "unused"\n      },\n      "models": {\n        "gemini-2.0-flash": { "name": "Gemini 2.0 Flash" },\n        "gemini-2.5-pro": { "name": "Gemini 2.5 Pro" },\n        "gemini-2.5-pro-thinking": { "name": "Gemini 2.5 Pro Thinking" }\n      }\n    }\n  }\n}\n' > "$(OPENCODE_CONFIG)"; \
-		echo "已建立 $(OPENCODE_CONFIG)"; \
+		echo "已建立 $(OPENCODE_CONFIG)（包含 cursor 與 gemini-web provider）"; \
 	elif [ -n "$(API_KEY)" ]; then \
-		jq --arg model "$(OPENCODE_MODEL)" --arg small "$(OPENCODE_SMALL_MODEL)" --arg base "http://$(HOST):$(PORT)/v1" --arg key "$(API_KEY)" '.model = $$model | .small_model = $$small | .provider.cursor.options.baseURL = $$base | .provider.cursor.options.apiKey = $$key' "$(OPENCODE_CONFIG)" > "$(OPENCODE_CONFIG).tmp" && mv "$(OPENCODE_CONFIG).tmp" "$(OPENCODE_CONFIG)"; \
+		jq --arg model "$(OPENCODE_MODEL)" --arg small "$(OPENCODE_SMALL_MODEL)" --arg base "http://$(HOST):$(PORT)/v1" --arg key "$(API_KEY)" '.model = $$model | .small_model = $$small | .provider.cursor.options.baseURL = $$base | .provider.cursor.options.apiKey = $$key | .provider["gemini-web"].options.baseURL = $$base | .provider["gemini-web"].options.apiKey = $$key' "$(OPENCODE_CONFIG)" > "$(OPENCODE_CONFIG).tmp" && mv "$(OPENCODE_CONFIG).tmp" "$(OPENCODE_CONFIG)"; \
 		echo "已更新 $(OPENCODE_CONFIG)（model=$(OPENCODE_MODEL), small_model=$(OPENCODE_SMALL_MODEL), baseURL → http://$(HOST):$(PORT)/v1，apiKey 已設定）"; \
 	else \
-		jq --arg model "$(OPENCODE_MODEL)" --arg small "$(OPENCODE_SMALL_MODEL)" --arg base "http://$(HOST):$(PORT)/v1" '.model = $$model | .small_model = $$small | .provider.cursor.options.baseURL = $$base' "$(OPENCODE_CONFIG)" > "$(OPENCODE_CONFIG).tmp" && mv "$(OPENCODE_CONFIG).tmp" "$(OPENCODE_CONFIG)"; \
+		jq --arg model "$(OPENCODE_MODEL)" --arg small "$(OPENCODE_SMALL_MODEL)" --arg base "http://$(HOST):$(PORT)/v1" '.model = $$model | .small_model = $$small | .provider.cursor.options.baseURL = $$base | .provider["gemini-web"].options.baseURL = $$base' "$(OPENCODE_CONFIG)" > "$(OPENCODE_CONFIG).tmp" && mv "$(OPENCODE_CONFIG).tmp" "$(OPENCODE_CONFIG)"; \
 		echo "已更新 $(OPENCODE_CONFIG)（model=$(OPENCODE_MODEL), small_model=$(OPENCODE_SMALL_MODEL), baseURL → http://$(HOST):$(PORT)/v1）"; \
 	fi
 
@@ -126,8 +138,8 @@ opencode-models: opencode
 	MODELS=$$(curl -s http://$(HOST):$(PORT)/v1/models | jq '[.data[].id]'); \
 	kill $$PID 2>/dev/null; wait $$PID 2>/dev/null; \
 	if [ -n "$$MODELS" ] && [ "$$MODELS" != "null" ]; then \
-		jq --argjson ids "$$MODELS" 'reduce $ids[] as $id (.; .provider.cursor.models[$id] = { name: $id })' "$(OPENCODE_CONFIG)" > "$(OPENCODE_CONFIG).tmp" && mv "$(OPENCODE_CONFIG).tmp" "$(OPENCODE_CONFIG)"; \
+		jq --argjson ids "$$MODELS" 'reduce $ids[] as $id (.; .provider.cursor.models[$id] = { name: $id } | .provider["gemini-web"].models[$id] = { name: $id })' "$(OPENCODE_CONFIG)" > "$(OPENCODE_CONFIG).tmp" && mv "$(OPENCODE_CONFIG).tmp" "$(OPENCODE_CONFIG)"; \
-		echo "已同步模型列表到 $(OPENCODE_CONFIG)"; \
+		echo "已同步模型列表到 $(OPENCODE_CONFIG)（cursor 與 gemini-web）"; \
 	else \
 		echo "無法取得模型列表，請確認代理已啟動"; \
 	fi
@@ -287,8 +299,21 @@ help:
 	@echo "  make docker-restart     重新建置並啟動容器"
 	@echo "  make docker-shell       進入容器 shell（除錯用）"
 	@echo ""
+	@echo "Provider 設定範例："
+	@echo "  make env PROVIDER=cursor                                    # 使用 Cursor（預設）"
+	@echo "  make env PROVIDER=gemini-web                                # 使用 Gemini Web"
+	@echo "  make env PROVIDER=gemini-web GEMINI_ACCOUNT_DIR=/path/to/sessions"
+	@echo "  make env PROVIDER=gemini-web GEMINI_BROWSER_VISIBLE=true"
+	@echo "  make opencode                                               # 設定 OpenCode（含 cursor 與 gemini-web provider）"
+	@echo ""
 	@echo "覆寫範例："
 	@echo "  make env PORT=9000 API_KEY=mysecret TIMEOUT_MS=60000"
 	@echo "  make pm2-claude-code PORT=8765 API_KEY=mykey"
 	@echo "  make pm2-opencode PORT=8765"
 	@echo "  make claude-settings PORT=8766 ANTHROPIC_BASE_HOST=localhost ANTHROPIC_DEFAULT_OPUS_MODEL=claude-4.6-opus-high"
+	@echo ""
+	@echo "使用 Gemini Web Provider："
+	@echo "  1. make env PROVIDER=gemini-web"
+	@echo "  2. gemini-login my-session                                  # 登入並儲存 session"
+	@echo "  3. make run                                                 # 啟動代理"
+	@echo "  4. 在 OpenCode 設定 model: gemini/gemini-2.5-pro"

cmd/gemini-login/main.go

@@ -0,0 +1,61 @@
+package main
+
+import (
+	"cursor-api-proxy/internal/config"
+	"cursor-api-proxy/internal/env"
+	"cursor-api-proxy/internal/providers/geminiweb"
+	"fmt"
+	"os"
+	"strings"
+)
+
+func main() {
+	accountName := ""
+	visible := false
+
+	// 解析命令列參數
+	for i := 1; i < len(os.Args); i++ {
+		arg := os.Args[i]
+		if arg == "--visible" || arg == "-v" {
+			visible = true
+		} else if arg == "--help" || arg == "-h" {
+			printHelp()
+			os.Exit(0)
+		} else if !strings.HasPrefix(arg, "-") {
+			accountName = arg
+		}
+	}
+
+	e := env.OsEnvToMap()
+	loaded := env.LoadEnvConfig(e, "")
+	cfg := config.LoadBridgeConfig(e, "")
+
+	cfg.GeminiAccountDir = loaded.GeminiAccountDir
+	// 命令列參數優先於環境變數
+	cfg.GeminiBrowserVisible = visible || loaded.GeminiBrowserVisible
+
+	fmt.Printf("Session 儲存位置: %s\n", cfg.GeminiAccountDir)
+	fmt.Printf("瀏覽器可見: %v\n", cfg.GeminiBrowserVisible)
+
+	if err := geminiweb.RunLogin(cfg, accountName); err != nil {
+		fmt.Fprintf(os.Stderr, "Error: %v\n", err)
+		os.Exit(1)
+	}
+}
+
+func printHelp() {
+	fmt.Println("使用方法: gemini-login [options] [session-name]")
+	fmt.Println("")
+	fmt.Println("選項:")
+	fmt.Println("  --visible, -v    顯示瀏覽器視窗（預設隱藏）")
+	fmt.Println("  --help, -h       顯示此說明")
+	fmt.Println("")
+	fmt.Println("環境變數:")
+	fmt.Println("  GEMINI_ACCOUNT_DIR       Session 儲存目錄（預設: ~/.cursor-api-proxy/gemini-accounts）")
+	fmt.Println("  GEMINI_BROWSER_VISIBLE   是否顯示瀏覽器（true/false，預設: false）")
+	fmt.Println("")
+	fmt.Println("範例:")
+	fmt.Println("  gemini-login my-session")
+	fmt.Println("  gemini-login --visible my-session")
+	fmt.Println("  GEMINI_BROWSER_VISIBLE=true gemini-login")
+}

docker-compose.yml

@@ -1,27 +0,0 @@
-services:
-  cursor-api-proxy:
-    build:
-      context: .
-      dockerfile: Dockerfile
-    image: cursor-api-proxy:latest
-    container_name: cursor-api-proxy
-    restart: unless-stopped
-    env_file:
-      - .env
-    ports:
-      - "${CURSOR_BRIDGE_PORT:-8766}:${CURSOR_BRIDGE_PORT:-8766}"
-    environment:
-      - CURSOR_BRIDGE_HOST=0.0.0.0
-    volumes:
-      # Cursor CLI 二進位檔（從宿主機掛載，唯讀）
-      - ${CURSOR_AGENT_HOST_BIN:-/usr/local/bin/agent}:/usr/local/bin/agent:ro
-      # 帳號設定目錄（持久化帳號資料）
-      - ${CURSOR_ACCOUNTS_DIR:-~/.cursor-api-proxy}:/root/.cursor-api-proxy
-      # 工作區（選用，掛載你想讓 agent 存取的專案目錄）
-      - ${WORKSPACE_DIR:-/tmp/workspace}:/workspace
-    healthcheck:
-      test: ["CMD", "wget", "-qO-", "http://localhost:${CURSOR_BRIDGE_PORT:-8766}/health"]
-      interval: 30s
-      timeout: 5s
-      retries: 3
-      start_period: 10s

go.mod

@@ -8,10 +8,20 @@ require (
 )
 
 require (
+	github.com/deckarep/golang-set/v2 v2.8.0 // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect
+	github.com/go-jose/go-jose/v3 v3.0.5 // indirect
+	github.com/go-rod/rod v0.116.2 // indirect
+	github.com/go-stack/stack v1.8.1 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/ncruces/go-strftime v1.0.0 // indirect
+	github.com/playwright-community/playwright-go v0.5700.1 // indirect
 	github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect
+	github.com/ysmood/fetchup v0.2.3 // indirect
+	github.com/ysmood/goob v0.4.0 // indirect
+	github.com/ysmood/got v0.40.0 // indirect
+	github.com/ysmood/gson v0.7.3 // indirect
+	github.com/ysmood/leakless v0.9.0 // indirect
 	golang.org/x/sys v0.42.0 // indirect
 	modernc.org/libc v1.70.0 // indirect
 	modernc.org/mathutil v1.7.1 // indirect

go.sum

@@ -1,5 +1,15 @@
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/deckarep/golang-set/v2 v2.8.0 h1:swm0rlPCmdWn9mESxKOjWk8hXSqoxOp+ZlfuyaAdFlQ=
+github.com/deckarep/golang-set/v2 v2.8.0/go.mod h1:VAky9rY/yGXJOLEDv3OMci+7wtDpOF4IN+y82NBOac4=
 github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
 github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
+github.com/go-jose/go-jose/v3 v3.0.5 h1:BLLJWbC4nMZOfuPVxoZIxeYsn6Nl2r1fITaJ78UQlVQ=
+github.com/go-jose/go-jose/v3 v3.0.5/go.mod h1:5b+7YgP7ZICgJDBdfjZaIt+H/9L9T/YQrVfLAMboGkQ=
+github.com/go-rod/rod v0.116.2 h1:A5t2Ky2A+5eD/ZJQr1EfsQSe5rms5Xof/qj296e+ZqA=
+github.com/go-rod/rod v0.116.2/go.mod h1:H+CMO9SCNc2TJ2WfrG+pKhITz57uGNYU43qYHh438Mg=
+github.com/go-stack/stack v1.8.1 h1:ntEHSVwIt7PNXNpgPmVfMrNhLtgjlmnZha2kOpuRiDw=
+github.com/go-stack/stack v1.8.1/go.mod h1:dcoOX6HbPZSZptuspn9bctJ+N/CnF5gGygcUP3XYfe4=
+github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/pprof v0.0.0-20250317173921-a4b03ec1a45e h1:ijClszYn+mADRFY17kjQEVQ1XRhq2/JR1M3sGqeJoxs=
 github.com/google/pprof v0.0.0-20250317173921-a4b03ec1a45e/go.mod h1:boTsfXsheKC2y+lKOCMpSfarhxDeIzfZG1jqGcPl3cA=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
@@ -10,17 +20,73 @@ github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWE
 github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
 github.com/ncruces/go-strftime v1.0.0 h1:HMFp8mLCTPp341M/ZnA4qaf7ZlsbTc+miZjCLOFAw7w=
 github.com/ncruces/go-strftime v1.0.0/go.mod h1:Fwc5htZGVVkseilnfgOVb9mKy6w1naJmn9CehxcKcls=
+github.com/playwright-community/playwright-go v0.5700.1 h1:PNFb1byWqrTT720rEO0JL88C6Ju0EmUnR5deFLvtP/U=
+github.com/playwright-community/playwright-go v0.5700.1/go.mod h1:MlSn1dZrx8rszbCxY6x3qK89ZesJUYVx21B2JnkoNF0=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94icq4NjY3clb7Lk8O1qJ8BdBEF8z0ibU0rE=
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+github.com/ysmood/fetchup v0.2.3 h1:ulX+SonA0Vma5zUFXtv52Kzip/xe7aj4vqT5AJwQ+ZQ=
+github.com/ysmood/fetchup v0.2.3/go.mod h1:xhibcRKziSvol0H1/pj33dnKrYyI2ebIvz5cOOkYGns=
+github.com/ysmood/goob v0.4.0 h1:HsxXhyLBeGzWXnqVKtmT9qM7EuVs/XOgkX7T6r1o1AQ=
+github.com/ysmood/goob v0.4.0/go.mod h1:u6yx7ZhS4Exf2MwciFr6nIM8knHQIE22lFpWHnfql18=
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+github.com/ysmood/got v0.40.0/go.mod h1:W7DdpuX6skL3NszLmAsC5hT7JAhuLZhByVzHTq874Qg=
+github.com/ysmood/gotrace v0.6.0/go.mod h1:TzhIG7nHDry5//eYZDYcTzuJLYQIkykJzCRIo4/dzQM=
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+golang.org/x/crypto v0.19.0/go.mod h1:Iy9bg/ha4yyC70EfRS8jz+B6ybOBKMaSxLj6P6oBDfU=
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+golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.19.0 h1:vV+1eWNmZ5geRlYjzm2adRgW2/mcpevXNg50YZtPCE4=
 golang.org/x/sync v0.19.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
+golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.17.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/sys v0.42.0 h1:omrd2nAlyT5ESRdCLYdm3+fMfNFE/+Rf4bDIQImRJeo=
 golang.org/x/sys v0.42.0/go.mod h1:4GL1E5IUh+htKOUEOaiffhrAeqysfVGipDYzABqnCmw=
+golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
+golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
+golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
+golang.org/x/term v0.8.0/go.mod h1:xPskH00ivmX89bAKVGSKKtLOWNx2+17Eiy94tnKShWo=
+golang.org/x/term v0.17.0/go.mod h1:lLRBjIVuehSbZlaOtGMbcMncT+aqLLLmKrsjNrUguwk=
+golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
+golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
+golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
+golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
+golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
+golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
+golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
+golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
 golang.org/x/tools v0.42.0 h1:uNgphsn75Tdz5Ji2q36v/nsFSfR/9BRFvqhGBaJGd5k=
 golang.org/x/tools v0.42.0/go.mod h1:Ma6lCIwGZvHK6XtgbswSoWroEkhugApmsXyrUmBhfr0=
+golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 modernc.org/cc/v4 v4.27.1 h1:9W30zRlYrefrDV2JE2O8VDtJ1yPGownxciz5rrbQZis=
 modernc.org/cc/v4 v4.27.1/go.mod h1:uVtb5OGqUKpoLWhqwNQo/8LwvoiEBLvZXIQ/SmO6mL0=
 modernc.org/ccgo/v4 v4.32.0 h1:hjG66bI/kqIPX1b2yT6fr/jt+QedtP2fqojG2VrFuVw=

internal/apitypes/types.go

@@ -0,0 +1,40 @@
+package apitypes
+
+type Message struct {
+	Role    string
+	Content string
+}
+
+type Tool struct {
+	Type     string
+	Function ToolFunction
+}
+
+type ToolFunction struct {
+	Name        string
+	Description string
+	Parameters  interface{}
+}
+
+type ToolCall struct {
+	ID        string
+	Name      string
+	Arguments string
+}
+
+type StreamChunk struct {
+	Type     ChunkType
+	Text     string
+	Thinking string
+	ToolCall *ToolCall
+	Done     bool
+}
+
+type ChunkType int
+
+const (
+	ChunkText ChunkType = iota
+	ChunkThinking
+	ChunkToolCall
+	ChunkDone
+)

internal/config/config.go

@@ -11,6 +11,7 @@ type BridgeConfig struct {
 	RequiredKey          string
 	DefaultModel         string
 	Mode                 string
+	Provider             string
 	Force                bool
 	ApproveMcps          bool
 	StrictModel          bool
@@ -25,6 +26,9 @@ type BridgeConfig struct {
 	ConfigDirs           []string
 	MultiPort            bool
 	WinCmdlineMax        int
+	GeminiAccountDir     string
+	GeminiBrowserVisible bool
+	GeminiMaxSessions    int
 }
 
 func LoadBridgeConfig(e env.EnvSource, cwd string) BridgeConfig {
@@ -36,6 +40,7 @@ func LoadBridgeConfig(e env.EnvSource, cwd string) BridgeConfig {
 		RequiredKey:          loaded.RequiredKey,
 		DefaultModel:         loaded.DefaultModel,
 		Mode:                 "ask",
+		Provider:             loaded.Provider,
 		Force:                loaded.Force,
 		ApproveMcps:          loaded.ApproveMcps,
 		StrictModel:          loaded.StrictModel,
@@ -50,5 +55,8 @@ func LoadBridgeConfig(e env.EnvSource, cwd string) BridgeConfig {
 		ConfigDirs:           loaded.ConfigDirs,
 		MultiPort:            loaded.MultiPort,
 		WinCmdlineMax:        loaded.WinCmdlineMax,
+		GeminiAccountDir:     loaded.GeminiAccountDir,
+		GeminiBrowserVisible: loaded.GeminiBrowserVisible,
+		GeminiMaxSessions:    loaded.GeminiMaxSessions,
 	}
 }

internal/env/env.go

@@ -20,6 +20,7 @@ type LoadedEnv struct {
 	Port                 int
 	RequiredKey          string
 	DefaultModel         string
+	Provider             string
 	Force                bool
 	ApproveMcps          bool
 	StrictModel          bool
@@ -34,6 +35,9 @@ type LoadedEnv struct {
 	ConfigDirs           []string
 	MultiPort            bool
 	WinCmdlineMax        int
+	GeminiAccountDir     string
+	GeminiBrowserVisible bool
+	GeminiMaxSessions    int
 }
 
 type AgentCommand struct {
@@ -256,6 +260,13 @@ func LoadEnvConfig(e EnvSource, cwd string) LoadedEnv {
 		workspace = cwd
 	}
 
+	geminiAccountDir := getEnvVal(e, []string{"GEMINI_ACCOUNT_DIR"})
+	if geminiAccountDir == "" {
+		geminiAccountDir = filepath.Join(home, ".cursor-api-proxy", "gemini-accounts")
+	} else {
+		geminiAccountDir = resolveAbs(geminiAccountDir, cwd)
+	}
+
 	return LoadedEnv{
 		AgentBin:             agentBin,
 		AgentNode:            getEnvVal(e, []string{"CURSOR_AGENT_NODE"}),
@@ -265,6 +276,7 @@ func LoadEnvConfig(e EnvSource, cwd string) LoadedEnv {
 		Port:                 port,
 		RequiredKey:          getEnvVal(e, []string{"CURSOR_BRIDGE_API_KEY"}),
 		DefaultModel:         normalizeModelId(getEnvVal(e, []string{"CURSOR_BRIDGE_DEFAULT_MODEL"})),
+		Provider:             getEnvVal(e, []string{"CURSOR_BRIDGE_PROVIDER"}),
 		Force:                envBool(e, []string{"CURSOR_BRIDGE_FORCE"}, false),
 		ApproveMcps:          envBool(e, []string{"CURSOR_BRIDGE_APPROVE_MCPS"}, false),
 		StrictModel:          envBool(e, []string{"CURSOR_BRIDGE_STRICT_MODEL"}, true),
@@ -279,6 +291,9 @@ func LoadEnvConfig(e EnvSource, cwd string) LoadedEnv {
 		ConfigDirs:           configDirs,
 		MultiPort:            envBool(e, []string{"CURSOR_BRIDGE_MULTI_PORT"}, false),
 		WinCmdlineMax:        winMax,
+		GeminiAccountDir:     geminiAccountDir,
+		GeminiBrowserVisible: envBool(e, []string{"GEMINI_BROWSER_VISIBLE"}, false),
+		GeminiMaxSessions:    envInt(e, []string{"GEMINI_MAX_SESSIONS"}, 3),
 	}
 }
 

internal/handlers/gemini_handler.go

@@ -0,0 +1,203 @@
+package handlers
+
+import (
+	"context"
+	"cursor-api-proxy/internal/apitypes"
+	"cursor-api-proxy/internal/config"
+	"cursor-api-proxy/internal/httputil"
+	"cursor-api-proxy/internal/logger"
+	"cursor-api-proxy/internal/providers/geminiweb"
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"time"
+
+	"github.com/google/uuid"
+)
+
+func HandleGeminiChatCompletions(w http.ResponseWriter, r *http.Request, cfg config.BridgeConfig, rawBody, method, pathname, remoteAddress string) {
+	_ = context.Background() // 確保 context 被使用
+	var bodyMap map[string]interface{}
+	if err := json.Unmarshal([]byte(rawBody), &bodyMap); err != nil {
+		httputil.WriteJSON(w, 400, map[string]interface{}{
+			"error": map[string]string{"message": "invalid JSON body", "code": "bad_request"},
+		}, nil)
+		return
+	}
+
+	rawModel, _ := bodyMap["model"].(string)
+	if rawModel == "" {
+		rawModel = "gemini-2.0-flash"
+	}
+
+	var messages []interface{}
+	if m, ok := bodyMap["messages"].([]interface{}); ok {
+		messages = m
+	}
+
+	isStream := false
+	if s, ok := bodyMap["stream"].(bool); ok {
+		isStream = s
+	}
+
+	// 轉換 messages 為 apitypes.Message
+	var apiMessages []apitypes.Message
+	for _, m := range messages {
+		if msgMap, ok := m.(map[string]interface{}); ok {
+			role, _ := msgMap["role"].(string)
+			content := ""
+			if c, ok := msgMap["content"].(string); ok {
+				content = c
+			}
+			apiMessages = append(apiMessages, apitypes.Message{
+				Role:    role,
+				Content: content,
+			})
+		}
+	}
+
+	logger.LogRequestStart(method, pathname, rawModel, cfg.TimeoutMs, isStream)
+	start := time.Now().UnixMilli()
+
+	// 創建 Gemini provider (使用 Playwright)
+	provider, provErr := geminiweb.NewPlaywrightProvider(cfg)
+	if provErr != nil {
+		logger.LogAgentError(cfg.SessionsLogPath, method, pathname, remoteAddress, -1, provErr.Error())
+		httputil.WriteJSON(w, 500, map[string]interface{}{
+			"error": map[string]string{"message": provErr.Error(), "code": "provider_error"},
+		}, nil)
+		return
+	}
+
+	if isStream {
+		httputil.WriteSSEHeaders(w, nil)
+		flusher, _ := w.(http.Flusher)
+
+		id := "chatcmpl_" + uuid.New().String()
+		created := time.Now().Unix()
+		var accumulated string
+
+		err := provider.Generate(r.Context(), rawModel, apiMessages, nil, func(chunk apitypes.StreamChunk) {
+			if chunk.Type == apitypes.ChunkText {
+				accumulated += chunk.Text
+				respChunk := map[string]interface{}{
+					"id":      id,
+					"object":  "chat.completion.chunk",
+					"created": created,
+					"model":   rawModel,
+					"choices": []map[string]interface{}{
+						{
+							"index":         0,
+							"delta":         map[string]string{"content": chunk.Text},
+							"finish_reason": nil,
+						},
+					},
+				}
+				data, _ := json.Marshal(respChunk)
+				fmt.Fprintf(w, "data: %s\n\n", data)
+				if flusher != nil {
+					flusher.Flush()
+				}
+			} else if chunk.Type == apitypes.ChunkThinking {
+				respChunk := map[string]interface{}{
+					"id":      id,
+					"object":  "chat.completion.chunk",
+					"created": created,
+					"model":   rawModel,
+					"choices": []map[string]interface{}{
+						{
+							"index":         0,
+							"delta":         map[string]interface{}{"reasoning_content": chunk.Thinking},
+							"finish_reason": nil,
+						},
+					},
+				}
+				data, _ := json.Marshal(respChunk)
+				fmt.Fprintf(w, "data: %s\n\n", data)
+				if flusher != nil {
+					flusher.Flush()
+				}
+			} else if chunk.Type == apitypes.ChunkDone {
+				stopChunk := map[string]interface{}{
+					"id":      id,
+					"object":  "chat.completion.chunk",
+					"created": created,
+					"model":   rawModel,
+					"choices": []map[string]interface{}{
+						{
+							"index":         0,
+							"delta":         map[string]interface{}{},
+							"finish_reason": "stop",
+						},
+					},
+				}
+				data, _ := json.Marshal(stopChunk)
+				fmt.Fprintf(w, "data: %s\n\n", data)
+				fmt.Fprintf(w, "data: [DONE]\n\n")
+				if flusher != nil {
+					flusher.Flush()
+				}
+			}
+		})
+
+		latencyMs := time.Now().UnixMilli() - start
+		if err != nil {
+			logger.LogAgentError(cfg.SessionsLogPath, method, pathname, remoteAddress, -1, err.Error())
+			logger.LogRequestDone(method, pathname, rawModel, latencyMs, -1)
+			return
+		}
+
+		logger.LogTrafficResponse(cfg.Verbose, rawModel, accumulated, true)
+		logger.LogRequestDone(method, pathname, rawModel, latencyMs, 0)
+		return
+	}
+
+	// 非串流模式
+	var resultText string
+	var resultThinking string
+
+	err := provider.Generate(r.Context(), rawModel, apiMessages, nil, func(chunk apitypes.StreamChunk) {
+		if chunk.Type == apitypes.ChunkText {
+			resultText += chunk.Text
+		} else if chunk.Type == apitypes.ChunkThinking {
+			resultThinking += chunk.Thinking
+		}
+	})
+
+	latencyMs := time.Now().UnixMilli() - start
+
+	if err != nil {
+		logger.LogAgentError(cfg.SessionsLogPath, method, pathname, remoteAddress, -1, err.Error())
+		logger.LogRequestDone(method, pathname, rawModel, latencyMs, -1)
+		httputil.WriteJSON(w, 500, map[string]interface{}{
+			"error": map[string]string{"message": err.Error(), "code": "gemini_error"},
+		}, nil)
+		return
+	}
+
+	logger.LogTrafficResponse(cfg.Verbose, rawModel, resultText, false)
+	logger.LogRequestDone(method, pathname, rawModel, latencyMs, 0)
+
+	id := "chatcmpl_" + uuid.New().String()
+	created := time.Now().Unix()
+
+	resp := map[string]interface{}{
+		"id":      id,
+		"object":  "chat.completion",
+		"created": created,
+		"model":   rawModel,
+		"choices": []map[string]interface{}{
+			{
+				"index": 0,
+				"message": map[string]interface{}{
+					"role":    "assistant",
+					"content": resultText,
+				},
+				"finish_reason": "stop",
+			},
+		},
+		"usage": map[string]int{"prompt_tokens": 0, "completion_tokens": 0, "total_tokens": 0},
+	}
+
+	httputil.WriteJSON(w, 200, resp, nil)
+}

internal/logger/logger.go

@@ -71,18 +71,29 @@ func LogDebug(format string, args ...interface{}) {
 }
 
 func LogServerStart(version, scheme, host string, port int, cfg config.BridgeConfig) {
+	provider := cfg.Provider
+	if provider == "" {
+		provider = "cursor"
+	}
 	fmt.Printf("\n%s%s╔══════════════════════════════════════════╗%s\n", cBold, cBCyan, cReset)
 	fmt.Printf("%s%s  cursor-api-proxy %sv%s%s%s%s  ready%s\n",
 		cBold, cBCyan, cReset, cBold, cWhite, version, cBCyan, cReset)
 	fmt.Printf("%s%s╚══════════════════════════════════════════╝%s\n\n", cBold, cBCyan, cReset)
 	url := fmt.Sprintf("%s://%s:%d", scheme, host, port)
 	fmt.Printf("  %s●%s listening  %s%s%s\n", cBGreen, cReset, cBold, url, cReset)
+	fmt.Printf("  %s▸%s provider   %s%s%s\n", cCyan, cReset, cBold, provider, cReset)
 	fmt.Printf("  %s▸%s agent      %s%s%s\n", cCyan, cReset, cDim, cfg.AgentBin, cReset)
 	fmt.Printf("  %s▸%s workspace  %s%s%s\n", cCyan, cReset, cDim, cfg.Workspace, cReset)
 	fmt.Printf("  %s▸%s model      %s%s%s\n", cCyan, cReset, cDim, cfg.DefaultModel, cReset)
 	fmt.Printf("  %s▸%s mode       %s%s%s\n", cCyan, cReset, cDim, cfg.Mode, cReset)
 	fmt.Printf("  %s▸%s timeout    %s%d ms%s\n", cCyan, cReset, cDim, cfg.TimeoutMs, cReset)
 
+	// 顯示 Gemini Web Provider 相關設定
+	if provider == "gemini-web" {
+		fmt.Printf("  %s▸%s gemini-dir %s%s%s\n", cCyan, cReset, cDim, cfg.GeminiAccountDir, cReset)
+		fmt.Printf("  %s▸%s max-sess   %s%d%s\n", cCyan, cReset, cDim, cfg.GeminiMaxSessions, cReset)
+	}
+
 	flags := []string{}
 	if cfg.Force {
 		flags = append(flags, "force")

internal/providers/cursor/provider.go

@@ -0,0 +1,27 @@
+package cursor
+
+import (
+	"context"
+	"cursor-api-proxy/internal/apitypes"
+	"cursor-api-proxy/internal/config"
+)
+
+type Provider struct {
+	cfg config.BridgeConfig
+}
+
+func NewProvider(cfg config.BridgeConfig) *Provider {
+	return &Provider{cfg: cfg}
+}
+
+func (p *Provider) Name() string {
+	return "cursor"
+}
+
+func (p *Provider) Close() error {
+	return nil
+}
+
+func (p *Provider) Generate(ctx context.Context, model string, messages []apitypes.Message, tools []apitypes.Tool, cb func(apitypes.StreamChunk)) error {
+	return nil
+}

internal/providers/factory.go

@@ -0,0 +1,32 @@
+package providers
+
+import (
+	"context"
+	"cursor-api-proxy/internal/apitypes"
+	"cursor-api-proxy/internal/config"
+	"cursor-api-proxy/internal/providers/cursor"
+	"cursor-api-proxy/internal/providers/geminiweb"
+	"fmt"
+)
+
+type Provider interface {
+	Name() string
+	Close() error
+	Generate(ctx context.Context, model string, messages []apitypes.Message, tools []apitypes.Tool, cb func(apitypes.StreamChunk)) error
+}
+
+func NewProvider(cfg config.BridgeConfig) (Provider, error) {
+	providerType := cfg.Provider
+	if providerType == "" {
+		providerType = "cursor"
+	}
+
+	switch providerType {
+	case "cursor":
+		return cursor.NewProvider(cfg), nil
+	case "gemini-web":
+		return geminiweb.NewPlaywrightProvider(cfg)
+	default:
+		return nil, fmt.Errorf("unknown provider: %s", providerType)
+	}
+}

internal/providers/geminiweb/browser.go

@@ -0,0 +1,125 @@
+package geminiweb
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"os"
+	"path/filepath"
+	"time"
+
+	"github.com/go-rod/rod"
+	"github.com/go-rod/rod/lib/launcher"
+	"github.com/go-rod/rod/lib/proto"
+)
+
+type Browser struct {
+	browser *rod.Browser
+	visible bool
+}
+
+func NewBrowser(visible bool) (*Browser, error) {
+	l := launcher.New()
+	if visible {
+		l = l.Headless(false)
+	} else {
+		l = l.Headless(true)
+	}
+
+	url, err := l.Launch()
+	if err != nil {
+		return nil, fmt.Errorf("failed to launch browser: %w", err)
+	}
+
+	b := rod.New().ControlURL(url)
+	if err := b.Connect(); err != nil {
+		return nil, fmt.Errorf("failed to connect browser: %w", err)
+	}
+
+	return &Browser{browser: b, visible: visible}, nil
+}
+
+func (b *Browser) Close() error {
+	if b.browser != nil {
+		return b.browser.Close()
+	}
+	return nil
+}
+
+func (b *Browser) NewPage() (*rod.Page, error) {
+	return b.browser.Page(proto.TargetCreateTarget{URL: "about:blank"})
+}
+
+type Cookie struct {
+	Name     string  `json:"name"`
+	Value    string  `json:"value"`
+	Domain   string  `json:"domain"`
+	Path     string  `json:"path"`
+	Expires  float64 `json:"expires"`
+	HTTPOnly bool    `json:"httpOnly"`
+	Secure   bool    `json:"secure"`
+}
+
+func LoadCookiesFromFile(cookieFile string) ([]Cookie, error) {
+	data, err := os.ReadFile(cookieFile)
+	if err != nil {
+		return nil, fmt.Errorf("failed to read cookies: %w", err)
+	}
+
+	var cookies []Cookie
+	if err := json.Unmarshal(data, &cookies); err != nil {
+		return nil, fmt.Errorf("failed to parse cookies: %w", err)
+	}
+
+	return cookies, nil
+}
+
+func SaveCookiesToFile(cookies []Cookie, cookieFile string) error {
+	data, err := json.MarshalIndent(cookies, "", "  ")
+	if err != nil {
+		return fmt.Errorf("failed to marshal cookies: %w", err)
+	}
+
+	dir := filepath.Dir(cookieFile)
+	if err := os.MkdirAll(dir, 0755); err != nil {
+		return fmt.Errorf("failed to create cookie dir: %w", err)
+	}
+
+	if err := os.WriteFile(cookieFile, data, 0644); err != nil {
+		return fmt.Errorf("failed to write cookies: %w", err)
+	}
+
+	return nil
+}
+
+func SetCookiesOnPage(page *rod.Page, cookies []Cookie) error {
+	var protoCookies []*proto.NetworkCookieParam
+	for _, c := range cookies {
+		p := &proto.NetworkCookieParam{
+			Name:     c.Name,
+			Value:    c.Value,
+			Domain:   c.Domain,
+			Path:     c.Path,
+			HTTPOnly: c.HTTPOnly,
+			Secure:   c.Secure,
+		}
+		if c.Expires > 0 {
+			exp := proto.TimeSinceEpoch(c.Expires)
+			p.Expires = exp
+		}
+		protoCookies = append(protoCookies, p)
+	}
+	return page.SetCookies(protoCookies)
+}
+
+func WaitForElement(page *rod.Page, selector string, timeout time.Duration) (*rod.Element, error) {
+	ctx, cancel := context.WithTimeout(context.Background(), timeout)
+	defer cancel()
+	return page.Context(ctx).Element(selector)
+}
+
+func WaitForElements(page *rod.Page, selector string, timeout time.Duration) (rod.Elements, error) {
+	ctx, cancel := context.WithTimeout(context.Background(), timeout)
+	defer cancel()
+	return page.Context(ctx).Elements(selector)
+}

internal/providers/geminiweb/browser_manager.go

@@ -0,0 +1,173 @@
+package geminiweb
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+	"sync"
+
+	"github.com/go-rod/rod"
+	"github.com/go-rod/rod/lib/launcher"
+	"github.com/go-rod/rod/lib/proto"
+)
+
+// BrowserManager 管理瀏覽器實例的生命週期
+type BrowserManager struct {
+	mu           sync.Mutex
+	browser      *rod.Browser
+	userDataDir  string
+	page         *rod.Page
+	visible      bool
+	isRunning    bool
+	currentModel string
+}
+
+var (
+	globalManager *BrowserManager
+	globalMu      sync.Mutex
+)
+
+// GetBrowserManager 獲取全域瀏覽器管理器（單例）
+func GetBrowserManager(userDataDir string, visible bool) (*BrowserManager, error) {
+	globalMu.Lock()
+	defer globalMu.Unlock()
+
+	if globalManager != nil {
+		return globalManager, nil
+	}
+
+	manager, err := NewBrowserManager(userDataDir, visible)
+	if err != nil {
+		return nil, err
+	}
+
+	globalManager = manager
+	return globalManager, nil
+}
+
+// NewBrowserManager 建立新的瀏覽器管理器
+func NewBrowserManager(userDataDir string, visible bool) (*BrowserManager, error) {
+	cleanLockFiles(userDataDir)
+
+	if err := os.MkdirAll(userDataDir, 0755); err != nil {
+		return nil, fmt.Errorf("failed to create user data dir: %w", err)
+	}
+
+	return &BrowserManager{
+		userDataDir: userDataDir,
+		visible:     visible,
+	}, nil
+}
+
+// cleanLockFiles 清理 Chrome 的殘留鎖檔案
+func cleanLockFiles(userDataDir string) {
+	lockFiles := []string{
+		"SingletonLock",
+		"SingletonCookie",
+		"SingletonSocket",
+		"Default/SingletonLock",
+		"Default/SingletonCookie",
+		"Default/SingletonSocket",
+	}
+
+	for _, file := range lockFiles {
+		path := filepath.Join(userDataDir, file)
+		os.Remove(path)
+	}
+}
+
+// Launch 啟動瀏覽器（如果尚未啟動）
+func (m *BrowserManager) Launch() error {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+
+	if m.isRunning && m.browser != nil {
+		return nil
+	}
+
+	l := launcher.New()
+
+	if m.visible {
+		l = l.Headless(false)
+	} else {
+		l = l.Headless(true)
+	}
+
+	l = l.UserDataDir(m.userDataDir)
+
+	url, err := l.Launch()
+	if err != nil {
+		return fmt.Errorf("failed to launch browser: %w", err)
+	}
+
+	b := rod.New().ControlURL(url)
+	if err := b.Connect(); err != nil {
+		return fmt.Errorf("failed to connect browser: %w", err)
+	}
+
+	m.browser = b
+
+	page, err := b.Page(proto.TargetCreateTarget{URL: "about:blank"})
+	if err != nil {
+		_ = b.Close()
+		return fmt.Errorf("failed to create page: %w", err)
+	}
+
+	m.page = page
+	m.isRunning = true
+
+	return nil
+}
+
+// GetPage 獲取頁面
+func (m *BrowserManager) GetPage() (*rod.Page, error) {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+
+	if !m.isRunning || m.browser == nil {
+		return nil, fmt.Errorf("browser not running")
+	}
+
+	return m.page, nil
+}
+
+// Close 關閉瀏覽器
+func (m *BrowserManager) Close() error {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+
+	if !m.isRunning {
+		return nil
+	}
+
+	var err error
+	if m.browser != nil {
+		err = m.browser.Close()
+		m.browser = nil
+	}
+
+	m.page = nil
+	m.isRunning = false
+	return err
+}
+
+// IsRunning 檢查瀏覽器是否正在運行
+func (m *BrowserManager) IsRunning() bool {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+	return m.isRunning
+}
+
+// SetCurrentModel 設定當前模型
+func (m *BrowserManager) SetCurrentModel(model string) {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+	m.currentModel = model
+}
+
+// GetCurrentModel 獲取當前模型
+func (m *BrowserManager) GetCurrentModel() string {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+	return m.currentModel
+}

internal/providers/geminiweb/page.go

@@ -0,0 +1,250 @@
+package geminiweb
+
+import (
+	"context"
+	"fmt"
+	"strings"
+	"time"
+
+	"github.com/go-rod/rod"
+)
+
+const geminiURL = "https://gemini.google.com/app"
+
+// 輸入框選擇器（依優先順序）
+var inputSelectors = []string{
+	".ProseMirror",
+	"rich-textarea",
+	"div[role='textbox'][contenteditable='true']",
+	"div[contenteditable='true']",
+	"textarea",
+}
+
+// NavigateToGemini 導航到 Gemini
+func NavigateToGemini(page *rod.Page) error {
+	ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
+	defer cancel()
+
+	if err := page.Context(ctx).Navigate(geminiURL); err != nil {
+		return fmt.Errorf("failed to navigate: %w", err)
+	}
+	return page.Context(ctx).WaitLoad()
+}
+
+// IsLoggedIn 檢查是否已登入
+func IsLoggedIn(page *rod.Page) bool {
+	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
+	defer cancel()
+
+	for _, sel := range inputSelectors {
+		if _, err := page.Context(ctx).Element(sel); err == nil {
+			return true
+		}
+	}
+	return false
+}
+
+// SelectModel 選擇模型（可選）
+func SelectModel(page *rod.Page, model string) error {
+	fmt.Printf("[GeminiWeb] Model selection skipped (using current model)\n")
+	return nil
+}
+
+// TypeInput 在輸入框中輸入文字
+func TypeInput(page *rod.Page, text string) error {
+	ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
+	defer cancel()
+
+	fmt.Println("[GeminiWeb] Looking for input field...")
+
+	// 1. 嘗試所有選擇器
+	var inputEl *rod.Element
+	var err error
+
+	for _, sel := range inputSelectors {
+		fmt.Printf("  Trying: %s\n", sel)
+		inputEl, err = page.Context(ctx).Element(sel)
+		if err == nil {
+			fmt.Printf("  ✓ Found with: %s\n", sel)
+			break
+		}
+	}
+
+	if err != nil {
+		// 2. Fallback: 嘗試等待頁面載入完成後重試
+		fmt.Println("[GeminiWeb] Waiting for page to fully load...")
+		time.Sleep(3 * time.Second)
+
+		for _, sel := range inputSelectors {
+			fmt.Printf("  Retrying: %s\n", sel)
+			inputEl, err = page.Context(ctx).Element(sel)
+			if err == nil {
+				fmt.Printf("  ✓ Found with: %s\n", sel)
+				break
+			}
+		}
+	}
+
+	if err != nil {
+		// 3. Debug: 印出頁面標題和 URL
+		info, _ := page.Info()
+		fmt.Printf("[GeminiWeb] DEBUG: URL=%s Title=%s\n", info.URL, info.Title)
+
+		// 4. Fallback: 嘗試更通用的選擇器
+		fmt.Println("[GeminiWeb] Trying generic selectors...")
+		genericSelectors := []string{
+			"div[contenteditable]",
+			"[contenteditable]",
+			"textarea",
+			"input[type='text']",
+		}
+
+		for _, sel := range genericSelectors {
+			fmt.Printf("  Trying generic: %s\n", sel)
+			inputEl, err = page.Context(ctx).Element(sel)
+			if err == nil {
+				fmt.Printf("  ✓ Found with: %s\n", sel)
+				break
+			}
+		}
+	}
+
+	if err != nil {
+		info, _ := page.Info()
+		return fmt.Errorf("input field not found after trying all selectors (URL=%s)", info.URL)
+	}
+
+	// 2. Focus 輸入框
+	fmt.Printf("[GeminiWeb] Focusing input field...\n")
+	if err := inputEl.Focus(); err != nil {
+		return fmt.Errorf("failed to focus input: %w", err)
+	}
+
+	time.Sleep(500 * time.Millisecond)
+
+	// 3. 使用 Input 方法
+	fmt.Printf("[GeminiWeb] Typing %d chars...\n", len(text))
+	if err := inputEl.Input(text); err != nil {
+		return fmt.Errorf("failed to input text: %w", err)
+	}
+
+	time.Sleep(200 * time.Millisecond)
+
+	fmt.Println("[GeminiWeb] Input complete")
+	return nil
+}
+
+// ClickSend 發送訊息
+func ClickSend(page *rod.Page) error {
+	// 方法 1: 按 Enter
+	if err := page.Keyboard.Press('\r'); err != nil {
+		return fmt.Errorf("failed to press Enter: %w", err)
+	}
+
+	time.Sleep(200 * time.Millisecond)
+	return nil
+}
+
+// WaitForReady 等待頁面空閒
+func WaitForReady(page *rod.Page) error {
+	ctx, cancel := context.WithTimeout(context.Background(), 15*time.Second)
+	defer cancel()
+
+	fmt.Println("[GeminiWeb] Checking if page is ready...")
+
+	for {
+		select {
+		case <-ctx.Done():
+			fmt.Println("[GeminiWeb] Page ready check timeout, proceeding anyway")
+			return nil
+		default:
+			time.Sleep(500 * time.Millisecond)
+
+			// 檢查是否有停止按鈕
+			hasStopBtn := false
+			stopBtns, _ := page.Elements("button[aria-label*='Stop'], button[aria-label*='停止']")
+			for _, btn := range stopBtns {
+				visible, _ := btn.Visible()
+				if visible {
+					hasStopBtn = true
+					break
+				}
+			}
+
+			if !hasStopBtn {
+				fmt.Println("[GeminiWeb] Page is ready")
+				return nil
+			}
+		}
+	}
+}
+
+// ExtractResponse 提取回應文字
+func ExtractResponse(page *rod.Page) (string, error) {
+	ctx, cancel := context.WithTimeout(context.Background(), 120*time.Second)
+	defer cancel()
+
+	var lastText string
+	lastUpdate := time.Now()
+
+	for {
+		select {
+		case <-ctx.Done():
+			if lastText != "" {
+				return lastText, nil
+			}
+			return "", fmt.Errorf("response timeout")
+		default:
+			time.Sleep(500 * time.Millisecond)
+
+			// 尋找回應文字
+			for _, sel := range responseSelectors {
+				elements, err := page.Elements(sel)
+				if err != nil || len(elements) == 0 {
+					continue
+				}
+
+				// 取得最後一個元素的文字
+				lastEl := elements[len(elements)-1]
+				text, err := lastEl.Text()
+				if err != nil {
+					continue
+				}
+
+				text = strings.TrimSpace(text)
+				if text != "" && text != lastText && len(text) > len(lastText) {
+					lastText = text
+					lastUpdate = time.Now()
+					fmt.Printf("[GeminiWeb] Response length: %d\n", len(text))
+				}
+			}
+
+			// 檢查是否已完成（2 秒內沒有新內容）
+			if time.Since(lastUpdate) > 2*time.Second && lastText != "" {
+				// 最後檢查一次是否還有停止按鈕
+				hasStopBtn := false
+				stopBtns, _ := page.Elements("button[aria-label*='Stop'], button[aria-label*='停止']")
+				for _, btn := range stopBtns {
+					visible, _ := btn.Visible()
+					if visible {
+						hasStopBtn = true
+						break
+					}
+				}
+
+				if !hasStopBtn {
+					return lastText, nil
+				}
+			}
+		}
+	}
+}
+
+// 默認的回應選擇器
+var responseSelectors = []string{
+	".model-response-text",
+	".message-content",
+	".markdown",
+	".prose",
+	"model-response",
+}

internal/providers/geminiweb/playwright_provider.go

@@ -0,0 +1,641 @@
+package geminiweb
+
+import (
+	"context"
+	"cursor-api-proxy/internal/apitypes"
+	"cursor-api-proxy/internal/config"
+	"fmt"
+	"os"
+	"path/filepath"
+	"strings"
+	"sync"
+	"time"
+
+	"github.com/playwright-community/playwright-go"
+)
+
+// PlaywrightProvider 使用 Playwright 的 Gemini Provider
+type PlaywrightProvider struct {
+	cfg         config.BridgeConfig
+	pw          *playwright.Playwright
+	browser     playwright.Browser
+	context     playwright.BrowserContext
+	page        playwright.Page
+	mu          sync.Mutex
+	userDataDir string
+}
+
+var (
+	playwrightInstance *playwright.Playwright
+	playwrightOnce     sync.Once
+	playwrightErr      error
+)
+
+// NewPlaywrightProvider 建立新的 Playwright Provider
+func NewPlaywrightProvider(cfg config.BridgeConfig) (*PlaywrightProvider, error) {
+	// 確保 Playwright 已初始化（單例）
+	playwrightOnce.Do(func() {
+		playwrightInstance, playwrightErr = playwright.Run()
+		if playwrightErr != nil {
+			playwrightErr = fmt.Errorf("failed to run playwright: %w", playwrightErr)
+		}
+	})
+
+	if playwrightErr != nil {
+		return nil, playwrightErr
+	}
+
+	// 清理 Chrome 鎖檔案
+	userDataDir := filepath.Join(cfg.GeminiAccountDir, "default-session")
+	cleanLockFiles(userDataDir)
+
+	// 確保目錄存在
+	if err := os.MkdirAll(userDataDir, 0755); err != nil {
+		return nil, fmt.Errorf("failed to create user data dir: %w", err)
+	}
+
+	return &PlaywrightProvider{
+		cfg:         cfg,
+		pw:          playwrightInstance,
+		userDataDir: userDataDir,
+	}, nil
+}
+
+// getName 返回 Provider 名稱
+func (p *PlaywrightProvider) Name() string {
+	return "gemini-web"
+}
+
+// launchIfNeeded 如果需要則啟動瀏覽器
+func (p *PlaywrightProvider) launchIfNeeded() error {
+	p.mu.Lock()
+	defer p.mu.Unlock()
+
+	if p.context != nil && p.page != nil {
+		return nil
+	}
+
+	fmt.Println("[GeminiWeb] Launching Chromium...")
+
+	// 使用 LaunchPersistentContext（自動保存 session）
+	context, err := p.pw.Chromium.LaunchPersistentContext(p.userDataDir,
+		playwright.BrowserTypeLaunchPersistentContextOptions{
+			Headless: playwright.Bool(!p.cfg.GeminiBrowserVisible),
+			Args: []string{
+				"--no-first-run",
+				"--no-default-browser-check",
+				"--disable-background-networking",
+				"--disable-extensions",
+				"--disable-plugins",
+				"--disable-sync",
+			},
+		})
+	if err != nil {
+		return fmt.Errorf("failed to launch persistent context: %w", err)
+	}
+
+	p.context = context
+
+	// 取得或建立頁面
+	pages := context.Pages()
+	if len(pages) > 0 {
+		p.page = pages[0]
+	} else {
+		page, err := context.NewPage()
+		if err != nil {
+			_ = context.Close()
+			return fmt.Errorf("failed to create page: %w", err)
+		}
+		p.page = page
+	}
+
+	fmt.Println("[GeminiWeb] Browser launched")
+	return nil
+}
+
+// Generate 生成回應
+func (p *PlaywrightProvider) Generate(ctx context.Context, model string, messages []apitypes.Message, tools []apitypes.Tool, cb func(apitypes.StreamChunk)) (err error) {
+	// 確保在返回錯誤時保存診斷
+	defer func() {
+		if err != nil {
+			fmt.Println("[GeminiWeb] Error occurred, saving diagnostics...")
+			_ = p.saveDiagnostics()
+		}
+	}()
+
+	fmt.Printf("[GeminiWeb] Starting generation with model: %s\n", model)
+
+	// 1. 確保瀏覽器已啟動
+	if err := p.launchIfNeeded(); err != nil {
+		return fmt.Errorf("failed to launch browser: %w", err)
+	}
+
+	// 2. 導航到 Gemini（如果需要）
+	currentURL := p.page.URL()
+	if !strings.Contains(currentURL, "gemini.google.com") {
+		fmt.Println("[GeminiWeb] Navigating to Gemini...")
+		if _, err := p.page.Goto("https://gemini.google.com/app", playwright.PageGotoOptions{
+			WaitUntil: playwright.WaitUntilStateDomcontentloaded,
+			Timeout:   playwright.Float(60000),
+		}); err != nil {
+			return fmt.Errorf("failed to navigate: %w", err)
+		}
+		// 額外等待 JavaScript 載入
+		fmt.Println("[GeminiWeb] Waiting for page to initialize...")
+		time.Sleep(3 * time.Second)
+	}
+
+	// 3. 調試模式：等待用戶確認
+	if p.cfg.GeminiBrowserVisible {
+		fmt.Println("\n" + strings.Repeat("=", 70))
+		fmt.Println("🔍 調試模式：瀏覽器已開啟")
+		fmt.Println("請檢查瀏覽器畫面，然後按 ENTER 繼續...")
+		fmt.Println("如果有問題，請查看: /tmp/gemini-debug.*")
+		fmt.Println(strings.Repeat("=", 70))
+
+		var input string
+		fmt.Scanln(&input)
+	}
+
+	// 4. 等待頁面完全載入（project-golem 策略）
+	fmt.Println("[GeminiWeb] Waiting for page to be ready...")
+	if err := p.waitForPageReady(); err != nil {
+		fmt.Printf("[GeminiWeb] Warning: %v\n", err)
+
+		// 額外調試：輸出頁面 HTML 結構
+		if p.cfg.GeminiBrowserVisible {
+			html, _ := p.page.Content()
+			debugPath := "/tmp/gemini-debug.html"
+			if err := os.WriteFile(debugPath, []byte(html), 0644); err == nil {
+				fmt.Printf("[GeminiWeb] HTML saved to: %s\n", debugPath)
+			}
+		}
+	}
+
+	// 4. 檢查登入狀態
+	fmt.Println("[GeminiWeb] Checking login status...")
+	loggedIn := p.isLoggedIn()
+	if !loggedIn {
+		fmt.Println("[GeminiWeb] Not logged in, continuing anyway")
+		if p.cfg.GeminiBrowserVisible {
+			fmt.Println("\n========================================")
+			fmt.Println("Browser is open. You can:")
+			fmt.Println("1. Log in to Gemini now")
+			fmt.Println("2. Continue without login")
+			fmt.Println("========================================\n")
+		}
+	} else {
+		fmt.Println("[GeminiWeb] ✓ Logged in")
+	}
+
+	// 5. 選擇模型（如果支援）
+	if err := p.selectModel(model); err != nil {
+		fmt.Printf("[GeminiWeb] Warning: model selection failed: %v\n", err)
+	}
+
+	// 6. 建構提示詞
+	prompt := buildPromptFromMessagesPlaywright(messages)
+	fmt.Printf("[GeminiWeb] Typing prompt (%d chars)...\n", len(prompt))
+
+	// 7. 輸入文字（使用 Playwright 的 Auto-wait）
+	if err := p.typeInput(prompt); err != nil {
+		return fmt.Errorf("failed to type: %w", err)
+	}
+
+	// 7. 發送訊息
+	fmt.Println("[GeminiWeb] Sending message...")
+	if err := p.sendMessage(); err != nil {
+		return fmt.Errorf("failed to send: %w", err)
+	}
+
+	// 8. 提取回應
+	fmt.Println("[GeminiWeb] Waiting for response...")
+	response, err := p.extractResponse()
+	if err != nil {
+		return fmt.Errorf("failed to extract response: %w", err)
+	}
+
+	// 9. 回調
+	cb(apitypes.StreamChunk{Type: apitypes.ChunkText, Text: response})
+	cb(apitypes.StreamChunk{Type: apitypes.ChunkDone, Done: true})
+
+	fmt.Printf("[GeminiWeb] Response complete (%d chars)\n", len(response))
+	return nil
+}
+
+// Close 關閉 Provider
+func (p *PlaywrightProvider) Close() error {
+	p.mu.Lock()
+	defer p.mu.Unlock()
+
+	if p.context != nil {
+		if err := p.context.Close(); err != nil {
+			return err
+		}
+		p.context = nil
+		p.page = nil
+	}
+	return nil
+}
+
+// saveDiagnostics 保存診斷信息
+func (p *PlaywrightProvider) saveDiagnostics() error {
+	if p.page == nil {
+		return fmt.Errorf("no page available")
+	}
+
+	// 截圖
+	screenshotPath := "/tmp/gemini-debug.png"
+	if _, err := p.page.Screenshot(playwright.PageScreenshotOptions{
+		Path: playwright.String(screenshotPath),
+	}); err == nil {
+		fmt.Printf("[GeminiWeb] Screenshot saved: %s\n", screenshotPath)
+	}
+
+	// HTML
+	htmlPath := "/tmp/gemini-debug.html"
+	if html, err := p.page.Content(); err == nil {
+		if err := os.WriteFile(htmlPath, []byte(html), 0644); err == nil {
+			fmt.Printf("[GeminiWeb] HTML saved: %s\n", htmlPath)
+		}
+	}
+
+	// 輸出頁面信息
+	url := p.page.URL()
+	title, _ := p.page.Title()
+	fmt.Printf("[GeminiWeb] Diagnostics: URL=%s, Title=%s\n", url, title)
+
+	return nil
+}
+
+// waitForPageReady 等待頁面完全就緒（project-golem 策略）
+func (p *PlaywrightProvider) waitForPageReady() error {
+	fmt.Println("[GeminiWeb] Checking for ready state...")
+
+	// 1. 等待停止按鈕消失（如果存在）
+	_, _ = p.page.WaitForSelector("button[aria-label*='Stop'], button[aria-label*='停止']", playwright.PageWaitForSelectorOptions{
+		State:   playwright.WaitForSelectorStateDetached,
+		Timeout: playwright.Float(5000),
+	})
+
+	// 2. 嘗試多種等待策略
+	inputSelectors := []string{
+		".ql-editor.ql-blank",
+		".ql-editor",
+		"div[contenteditable='true'][role='textbox']",
+		"div[contenteditable='true']",
+		".ProseMirror",
+		"rich-textarea",
+		"textarea",
+	}
+
+	// 策略 A: 等待任一輸入框出現
+	for i, sel := range inputSelectors {
+		fmt.Printf("  [%d/%d] Waiting for: %s\n", i+1, len(inputSelectors), sel)
+		locator := p.page.Locator(sel)
+		if err := locator.WaitFor(playwright.LocatorWaitForOptions{
+			Timeout: playwright.Float(5000),
+			State:   playwright.WaitForSelectorStateVisible,
+		}); err == nil {
+			fmt.Printf("  ✓ Input field found: %s\n", sel)
+			return nil
+		}
+	}
+
+	// 策略 B: 等待頁面完全載入
+	fmt.Println("[GeminiWeb] Waiting for page load...")
+	time.Sleep(3 * time.Second)
+
+	// 策略 C: 使用 JavaScript 檢查
+	fmt.Println("[GeminiWeb] Checking with JavaScript...")
+	result, err := p.page.Evaluate(`
+		() => {
+			// 檢查所有可能的輸入元素
+			const selectors = [
+				'.ql-editor.ql-blank',
+				'.ql-editor',
+				'div[contenteditable="true"][role="textbox"]',
+				'div[contenteditable="true"]',
+				'.ProseMirror',
+				'rich-textarea',
+				'textarea'
+			];
+			
+			for (const sel of selectors) {
+				const el = document.querySelector(sel);
+				if (el) {
+					return {
+						found: true,
+						selector: sel,
+						tagName: el.tagName,
+						className: el.className,
+						visible: el.offsetParent !== null
+					};
+				}
+			}
+			
+			return { found: false };
+		}
+	`)
+
+	if err == nil {
+		if m, ok := result.(map[string]interface{}); ok {
+			if found, _ := m["found"].(bool); found {
+				sel, _ := m["selector"].(string)
+				fmt.Printf("  ✓ JavaScript found: %s\n", sel)
+				return nil
+			}
+		}
+	}
+
+	// 策略 D: 調試模式 - 輸出頁面結構
+	if p.cfg.GeminiBrowserVisible {
+		fmt.Println("[GeminiWeb].dump: Page structure analysis")
+		_, _ = p.page.Evaluate(`
+			() => {
+				const allElements = document.querySelectorAll('*');
+				const inputLike = [];
+				for (const el of allElements) {
+					if (el.contentEditable === 'true' || 
+						el.role === 'textbox' || 
+						el.tagName === 'TEXTAREA' ||
+						el.tagName === 'INPUT') {
+						inputLike.push({
+							tag: el.tagName,
+							class: el.className,
+							id: el.id,
+							role: el.role,
+							contentEditable: el.contentEditable
+						});
+					}
+				}
+				console.log('Input-like elements:', inputLike);
+			}
+		`)
+	}
+
+	return fmt.Errorf("no input field found after all strategies")
+}
+
+// isLoggedIn 檢查是否已登入
+func (p *PlaywrightProvider) isLoggedIn() bool {
+	// 嘗試找輸入框（登入狀態的主要特徵）
+	selectors := []string{
+		".ProseMirror",
+		"rich-textarea",
+		"div[role='textbox']",
+		"div[contenteditable='true']",
+		"textarea",
+	}
+
+	for _, sel := range selectors {
+		locator := p.page.Locator(sel)
+		if count, _ := locator.Count(); count > 0 {
+			return true
+		}
+	}
+	return false
+}
+
+// typeInput 輸入文字（使用 Playwright 的 Auto-wait）
+func (p *PlaywrightProvider) typeInput(text string) error {
+	fmt.Println("[GeminiWeb] Looking for input field...")
+
+	selectors := []string{
+		".ql-editor.ql-blank",
+		".ql-editor",
+		"div[contenteditable='true'][role='textbox']",
+		"div[contenteditable='true']",
+		".ProseMirror",
+		"rich-textarea",
+		"textarea",
+	}
+
+	var inputLocator playwright.Locator
+	var found bool
+
+	for _, sel := range selectors {
+		fmt.Printf("  Trying: %s\n", sel)
+		locator := p.page.Locator(sel)
+		if err := locator.WaitFor(playwright.LocatorWaitForOptions{
+			Timeout: playwright.Float(3000),
+		}); err == nil {
+			inputLocator = locator
+			found = true
+			fmt.Printf("  ✓ Found with: %s\n", sel)
+			break
+		}
+	}
+
+	if !found {
+		// 錯誤會被 Generate 的 defer 捕獲並保存診斷
+		url := p.page.URL()
+		title, _ := p.page.Title()
+		return fmt.Errorf("input field not found (URL=%s, Title=%s). Diagnostics will be saved to /tmp/", url, title)
+	}
+
+	// Focus 並填充（Playwright 自動等待）
+	fmt.Printf("[GeminiWeb] Typing %d chars...\n", len(text))
+	if err := inputLocator.Fill(text); err != nil {
+		return fmt.Errorf("failed to fill: %w", err)
+	}
+
+	fmt.Println("[GeminiWeb] Input complete")
+	return nil
+}
+
+// sendMessage 發送訊息
+func (p *PlaywrightProvider) sendMessage() error {
+	// 方法 1: 按 Enter（最可靠）
+	if err := p.page.Keyboard().Press("Enter"); err != nil {
+		return fmt.Errorf("failed to press Enter: %w", err)
+	}
+
+	time.Sleep(200 * time.Millisecond)
+
+	// 方法 2: 嘗試點擊發送按鈕（補強）
+	_, _ = p.page.Evaluate(`
+		() => {
+			const keywords = ['發送', 'Send', '傳送'];
+			const buttons = Array.from(document.querySelectorAll('button, [role="button"]'));
+			
+			for (const btn of buttons) {
+				const text = (btn.innerText || btn.textContent || '').trim();
+				const label = (btn.getAttribute('aria-label') || '').trim();
+				
+				// 跳過停止按鈕
+				if (['停止', 'Stop', '中斷'].includes(text) || label.toLowerCase().includes('stop')) {
+					continue;
+				}
+				
+				if (keywords.some(kw => text.includes(kw) || label.includes(kw))) {
+					btn.click();
+					return true;
+				}
+			}
+			return false;
+		}
+	`)
+
+	return nil
+}
+
+// extractResponse 提取回應
+func (p *PlaywrightProvider) extractResponse() (string, error) {
+	var lastText string
+	var stableCount int
+	lastUpdate := time.Now()
+	timeout := 120 * time.Second
+	startTime := time.Now()
+
+	for time.Since(startTime) < timeout {
+		time.Sleep(500 * time.Millisecond)
+
+		// 使用 JavaScript 提取回應文字（更精確）
+		result, err := p.page.Evaluate(`
+			() => {
+				// 尋找所有可能的回應容器
+				const selectors = [
+					'model-response',
+					'.model-response',
+					'message-content',
+					'.message-content'
+				];
+				
+				for (const sel of selectors) {
+					const el = document.querySelector(sel);
+					if (el) {
+						// 嘗試找markdown內容
+						const markdown = el.querySelector('.markdown, .prose, [class*="markdown"]');
+						if (markdown && markdown.innerText.trim()) {
+							let text = markdown.innerText.trim();
+							// 移除常見的標籤前綴
+							text = text.replace(/^Gemini said\s*\n*/i, '').replace(/^Gemini\s*[:：]\s*\n*/i, '').trim();
+							return { text: text, source: sel + ' .markdown' };
+						}
+						
+						// 嘗試找純文字內容（排除標籤）
+						let textContent = el.innerText.trim();
+						if (textContent) {
+							// 移除常見的標籤前綴
+							textContent = textContent.replace(/^Gemini said\s*\n*/i, '').replace(/^Gemini\s*[:：]\s*\n*/i, '').trim();
+							return { text: textContent, source: sel };
+						}
+					}
+				}
+				
+				return { text: '', source: 'none' };
+			}
+		`)
+
+		if err == nil {
+			if m, ok := result.(map[string]interface{}); ok {
+				text, _ := m["text"].(string)
+				text = strings.TrimSpace(text)
+
+				if text != "" && len(text) > len(lastText) {
+					lastText = text
+					lastUpdate = time.Now()
+					stableCount = 0
+					fmt.Printf("[GeminiWeb] Response: %d chars\n", len(text))
+				}
+			}
+		}
+
+		// 檢查是否完成（需要連續 3 次穩定）
+		if time.Since(lastUpdate) > 500*time.Millisecond && lastText != "" {
+			stableCount++
+			if stableCount >= 3 {
+				// 最終檢查：停止按鈕是否還存在
+				stopBtn := p.page.Locator("button[aria-label*='Stop'], button[aria-label*='停止'], button[data-test-id='stop-button']")
+				count, _ := stopBtn.Count()
+
+				if count == 0 {
+					fmt.Println("[GeminiWeb] ✓ Response complete")
+					return lastText, nil
+				}
+			}
+		}
+	}
+
+	if lastText != "" {
+		fmt.Println("[GeminiWeb] ✓ Response complete (timeout)")
+		return lastText, nil
+	}
+	return "", fmt.Errorf("response timeout")
+}
+
+// selectModel 選擇 Gemini 模型
+// Gemini Web 只有三種模型：fast, thinking, pro
+func (p *PlaywrightProvider) selectModel(model string) error {
+	// 映射模型名稱到 Gemini Web 的模型選擇器
+	modelMap := map[string]string{
+		"fast":                    "Fast",
+		"thinking":                "Thinking",
+		"pro":                     "Pro",
+		"gemini-fast":             "Fast",
+		"gemini-thinking":         "Thinking",
+		"gemini-pro":              "Pro",
+		"gemini-2.0-fast":         "Fast",
+		"gemini-2.0-flash":        "Fast", // 相容舊名稱
+		"gemini-2.5-pro":          "Pro",
+		"gemini-2.5-pro-thinking": "Thinking",
+	}
+
+	// 從完整模型名稱中提取類型
+	modelType := ""
+	modelLower := strings.ToLower(model)
+	for key, value := range modelMap {
+		if strings.Contains(modelLower, strings.ToLower(key)) || modelLower == strings.ToLower(key) {
+			modelType = value
+			break
+		}
+	}
+
+	if modelType == "" {
+		// 默認使用 Fast
+		fmt.Printf("[GeminiWeb] Unknown model '%s', defaulting to Fast\n", model)
+		return nil
+	}
+
+	fmt.Printf("[GeminiWeb] Selecting model: %s\n", modelType)
+
+	// 點擊模型選擇器
+	modelSelector := p.page.Locator("button[aria-label*='Model'], button[aria-label*='模型'], [data-test-id='model-selector']")
+	if count, _ := modelSelector.Count(); count > 0 {
+		if err := modelSelector.First().Click(); err != nil {
+			fmt.Printf("[GeminiWeb] Warning: could not click model selector: %v\n", err)
+		} else {
+			time.Sleep(500 * time.Millisecond)
+
+			// 選擇對應的模型選項
+			optionSelector := p.page.Locator(fmt.Sprintf("button:has-text('%s'), [role='menuitem']:has-text('%s')", modelType, modelType))
+			if count, _ := optionSelector.Count(); count > 0 {
+				if err := optionSelector.First().Click(); err != nil {
+					fmt.Printf("[GeminiWeb] Warning: could not select model: %v\n", err)
+				} else {
+					fmt.Printf("[GeminiWeb] ✓ Model selected: %s\n", modelType)
+					time.Sleep(500 * time.Millisecond)
+				}
+			}
+		}
+	}
+
+	return nil
+}
+
+// buildPromptFromMessages 從訊息列表建構提示詞
+func buildPromptFromMessagesPlaywright(messages []apitypes.Message) string {
+	var prompt string
+	for _, m := range messages {
+		switch m.Role {
+		case "system":
+			prompt += "System: " + m.Content + "\n\n"
+		case "user":
+			prompt += m.Content + "\n\n"
+		case "assistant":
+			prompt += "Assistant: " + m.Content + "\n\n"
+		}
+	}
+	return prompt
+}

internal/providers/geminiweb/pool.go

@@ -0,0 +1,169 @@
+package geminiweb
+
+import (
+	"encoding/json"
+	"fmt"
+	"os"
+	"path/filepath"
+	"sync"
+	"time"
+)
+
+type GeminiSession struct {
+	Name         string `json:"name"`
+	CookieFile   string `json:"cookie_file"`
+	LastUsed     int64  `json:"last_used"`
+	ActiveCount  int    `json:"active_count"`
+	RateLimitEnd int64  `json:"rate_limit_end"`
+}
+
+type SessionPool struct {
+	mu       sync.Mutex
+	sessions []*GeminiSession
+	dir      string
+	maxCount int
+}
+
+func NewSessionPool(dir string, maxSessions int) (*SessionPool, error) {
+	if err := os.MkdirAll(dir, 0755); err != nil {
+		return nil, fmt.Errorf("failed to create session dir: %w", err)
+	}
+
+	sessions, err := loadSessions(dir)
+	if err != nil {
+		return nil, fmt.Errorf("failed to load sessions: %w", err)
+	}
+
+	return &SessionPool{
+		sessions: sessions,
+		dir:      dir,
+		maxCount: maxSessions,
+	}, nil
+}
+
+func loadSessions(dir string) ([]*GeminiSession, error) {
+	entries, err := os.ReadDir(dir)
+	if err != nil {
+		return nil, err
+	}
+
+	var sessions []*GeminiSession
+	for _, entry := range entries {
+		if !entry.IsDir() {
+			continue
+		}
+		name := entry.Name()
+		metaPath := filepath.Join(dir, name, "session.json")
+		data, err := os.ReadFile(metaPath)
+		if err != nil {
+			continue
+		}
+
+		var s GeminiSession
+		if err := json.Unmarshal(data, &s); err != nil {
+			continue
+		}
+		sessions = append(sessions, &s)
+	}
+
+	return sessions, nil
+}
+
+func (p *SessionPool) Count() int {
+	p.mu.Lock()
+	defer p.mu.Unlock()
+	return len(p.sessions)
+}
+
+func (p *SessionPool) GetAvailable() *GeminiSession {
+	p.mu.Lock()
+	defer p.mu.Unlock()
+
+	now := time.Now().UnixMilli()
+
+	var available []*GeminiSession
+	for _, s := range p.sessions {
+		if s.RateLimitEnd < now {
+			available = append(available, s)
+		}
+	}
+
+	if len(available) == 0 {
+		return nil
+	}
+
+	var best *GeminiSession
+	for _, s := range available {
+		if best == nil || s.ActiveCount < best.ActiveCount {
+			best = s
+		} else if s.ActiveCount == best.ActiveCount && s.LastUsed < best.LastUsed {
+			best = s
+		}
+	}
+
+	return best
+}
+
+func (p *SessionPool) StartSession(s *GeminiSession) {
+	p.mu.Lock()
+	defer p.mu.Unlock()
+	s.ActiveCount++
+	s.LastUsed = time.Now().UnixMilli()
+	p.saveSession(s)
+}
+
+func (p *SessionPool) EndSession(s *GeminiSession) {
+	p.mu.Lock()
+	defer p.mu.Unlock()
+	if s.ActiveCount > 0 {
+		s.ActiveCount--
+	}
+	p.saveSession(s)
+}
+
+func (p *SessionPool) RateLimitSession(s *GeminiSession, durationMs int64) {
+	p.mu.Lock()
+	defer p.mu.Unlock()
+	s.RateLimitEnd = time.Now().UnixMilli() + durationMs
+	p.saveSession(s)
+}
+
+func (p *SessionPool) saveSession(s *GeminiSession) {
+	metaPath := filepath.Join(p.dir, s.Name, "session.json")
+	data, err := json.MarshalIndent(s, "", "  ")
+	if err != nil {
+		return
+	}
+	_ = os.WriteFile(metaPath, data, 0644)
+}
+
+func (p *SessionPool) CreateSession(name string) (*GeminiSession, error) {
+	p.mu.Lock()
+	defer p.mu.Unlock()
+
+	sessionDir := filepath.Join(p.dir, name)
+	if err := os.MkdirAll(sessionDir, 0755); err != nil {
+		return nil, fmt.Errorf("failed to create session dir: %w", err)
+	}
+
+	s := &GeminiSession{
+		Name:       name,
+		CookieFile: filepath.Join(sessionDir, "cookies.json"),
+		LastUsed:   time.Now().UnixMilli(),
+	}
+
+	p.sessions = append(p.sessions, s)
+	p.saveSession(s)
+
+	return s, nil
+}
+
+func (p *SessionPool) GetSessionNames() []string {
+	p.mu.Lock()
+	defer p.mu.Unlock()
+	names := make([]string, len(p.sessions))
+	for i, s := range p.sessions {
+		names[i] = s.Name
+	}
+	return names
+}

internal/providers/geminiweb/provider.go

@@ -0,0 +1,196 @@
+package geminiweb
+
+import (
+	"context"
+	"cursor-api-proxy/internal/apitypes"
+	"cursor-api-proxy/internal/config"
+	"fmt"
+	"os"
+	"path/filepath"
+	"strings"
+	"sync"
+	"time"
+)
+
+// Provider 使用持久化瀏覽器管理器
+type Provider struct {
+	cfg         config.BridgeConfig
+	managerOnce sync.Once
+	manager     *BrowserManager
+	managerErr  error
+}
+
+// NewProvider 建立新的 Provider
+func NewProvider(cfg config.BridgeConfig) *Provider {
+	return &Provider{cfg: cfg}
+}
+
+// getName 返回 Provider 名稱
+func (p *Provider) Name() string {
+	return "gemini-web"
+}
+
+// Close 關閉瀏覽器
+func (p *Provider) Close() error {
+	if p.manager != nil {
+		return p.manager.Close()
+	}
+	return nil
+}
+
+// getManager 獲取或初始化瀏覽器管理器（單例）
+func (p *Provider) getManager() (*BrowserManager, error) {
+	p.managerOnce.Do(func() {
+		sessionDir := p.getSessionDir()
+		p.manager, p.managerErr = GetBrowserManager(sessionDir, p.cfg.GeminiBrowserVisible)
+	})
+	return p.manager, p.managerErr
+}
+
+// getSessionDir 獲取 session 目錄
+func (p *Provider) getSessionDir() string {
+	// 使用單一 session 目錄（簡化設計）
+	return filepath.Join(p.cfg.GeminiAccountDir, "default-session")
+}
+
+// Generate 生成回應
+func (p *Provider) Generate(ctx context.Context, model string, messages []apitypes.Message, tools []apitypes.Tool, cb func(apitypes.StreamChunk)) error {
+	fmt.Printf("[GeminiWeb] Starting generation with model: %s\n", model)
+
+	// 1. 獲取瀏覽器管理器
+	manager, err := p.getManager()
+	if err != nil {
+		return fmt.Errorf("failed to get browser manager: %w", err)
+	}
+
+	// 2. 啟動瀏覽器（如果尚未啟動）
+	if !manager.IsRunning() {
+		fmt.Printf("[GeminiWeb] Launching browser...\n")
+		if err := manager.Launch(); err != nil {
+			return fmt.Errorf("failed to launch browser: %w", err)
+		}
+	}
+
+	// 3. 獲取頁面
+	page, err := manager.GetPage()
+	if err != nil {
+		return fmt.Errorf("failed to get page: %w", err)
+	}
+
+	// 4. 檢查當前 URL，如果不是 Gemini 則導航
+	currentURL, _ := page.Info()
+	if !strings.Contains(currentURL.URL, "gemini.google.com") {
+		fmt.Printf("[GeminiWeb] Navigating to Gemini...\n")
+		if err := NavigateToGemini(page); err != nil {
+			return fmt.Errorf("failed to navigate: %w", err)
+		}
+		time.Sleep(2 * time.Second)
+	}
+
+	// 5. 檢查登入狀態
+	fmt.Printf("[GeminiWeb] Checking login status...\n")
+	if !IsLoggedIn(page) {
+		fmt.Printf("[GeminiWeb] Not logged in, continuing anyway\n")
+
+		if p.cfg.GeminiBrowserVisible {
+			fmt.Println("\n========================================")
+			fmt.Println("Browser is open. You can:")
+			fmt.Println("1. Log in to Gemini now")
+			fmt.Println("2. Continue without login")
+			fmt.Println("========================================\n")
+		}
+	} else {
+		fmt.Printf("[GeminiWeb] Logged in\n")
+	}
+
+	// 6. 等待頁面就緒
+	if err := WaitForReady(page); err != nil {
+		fmt.Printf("[GeminiWeb] Warning: %v\n", err)
+	}
+
+	// 7. 建構提示詞
+	prompt := buildPromptFromMessages(messages)
+	fmt.Printf("[GeminiWeb] Typing prompt (%d chars)...\n", len(prompt))
+
+	// 8. 輸入文字
+	if err := TypeInput(page, prompt); err != nil {
+		return fmt.Errorf("failed to type input: %w", err)
+	}
+
+	// 9. 發送
+	fmt.Printf("[GeminiWeb] Sending message...\n")
+	if err := ClickSend(page); err != nil {
+		return fmt.Errorf("failed to send: %w", err)
+	}
+
+	// 10. 提取回應
+	fmt.Printf("[GeminiWeb] Waiting for response...\n")
+	response, err := ExtractResponse(page)
+	if err != nil {
+		return fmt.Errorf("failed to extract response: %w", err)
+	}
+
+	// 11. 串流回調
+	cb(apitypes.StreamChunk{Type: apitypes.ChunkText, Text: response})
+	cb(apitypes.StreamChunk{Type: apitypes.ChunkDone, Done: true})
+
+	fmt.Printf("[GeminiWeb] Response complete (%d chars)\n", len(response))
+	return nil
+}
+
+// buildPromptFromMessages 從訊息列表建構提示詞
+func buildPromptFromMessages(messages []apitypes.Message) string {
+	var prompt string
+	for _, m := range messages {
+		switch m.Role {
+		case "system":
+			prompt += "System: " + m.Content + "\n\n"
+		case "user":
+			prompt += m.Content + "\n\n"
+		case "assistant":
+			prompt += "Assistant: " + m.Content + "\n\n"
+		}
+	}
+	return prompt
+}
+
+// RunLogin 執行登入流程（供 gemini-login 命令使用）
+func RunLogin(cfg config.BridgeConfig, sessionName string) error {
+	if sessionName == "" {
+		sessionName = "default-session"
+	}
+
+	sessionDir := filepath.Join(cfg.GeminiAccountDir, sessionName)
+	if err := os.MkdirAll(sessionDir, 0755); err != nil {
+		return fmt.Errorf("failed to create session dir: %w", err)
+	}
+
+	fmt.Printf("Starting browser for login. Session: %s\n", sessionName)
+	fmt.Printf("Session directory: %s\n", sessionDir)
+	fmt.Println("Please log in to your Gemini account in the browser window.")
+	fmt.Println("Press Ctrl+C when you have completed the login...")
+
+	manager, err := NewBrowserManager(sessionDir, true) // visible=true
+	if err != nil {
+		return fmt.Errorf("failed to create browser manager: %w", err)
+	}
+
+	if err := manager.Launch(); err != nil {
+		return fmt.Errorf("failed to launch browser: %w", err)
+	}
+	defer manager.Close()
+
+	page, err := manager.GetPage()
+	if err != nil {
+		return fmt.Errorf("failed to get page: %w", err)
+	}
+
+	if err := NavigateToGemini(page); err != nil {
+		return fmt.Errorf("failed to navigate: %w", err)
+	}
+
+	// 等待用戶手動登入...
+	// 使用 Ctrl+C 退出，瀏覽器資料會自動保存在 userDataDir
+
+	return nil
+}

internal/router/router.go

@@ -61,7 +61,16 @@ func NewRouter(opts RouterOptions) http.HandlerFunc {
 				}, nil)
 				return
 			}
+			// 根據 Provider 選擇處理方式
+			provider := cfg.Provider
+			if provider == "" {
+				provider = "cursor"
+			}
+			if provider == "gemini-web" {
+				handlers.HandleGeminiChatCompletions(w, r, cfg, raw, method, pathname, remoteAddress)
+			} else {
 				handlers.HandleChatCompletions(w, r, cfg, opts.Pool, opts.LastModel, raw, method, pathname, remoteAddress)
+			}
 
 		case method == "POST" && pathname == "/v1/messages":
 			raw, err := httputil.ReadBody(r)

scripts/detect-gemini-dom.go

@@ -0,0 +1,159 @@
+package main
+
+import (
+	"cursor-api-proxy/internal/providers/geminiweb"
+	"fmt"
+	"os"
+
+	"github.com/go-rod/rod"
+	"github.com/go-rod/rod/lib/launcher"
+	"github.com/go-rod/rod/lib/proto"
+)
+
+func main() {
+	fmt.Println("Starting Gemini DOM detection...")
+	fmt.Println("This will open a browser and analyze the Gemini web interface.")
+	fmt.Println()
+
+	// 啟動可見瀏覽器
+	l := launcher.New().Headless(false)
+	url, err := l.Launch()
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "Failed to launch browser: %v\n", err)
+		os.Exit(1)
+	}
+
+	browser := rod.New().ControlURL(url)
+	if err := browser.Connect(); err != nil {
+		fmt.Fprintf(os.Stderr, "Failed to connect browser: %v\n", err)
+		os.Exit(1)
+	}
+	defer browser.Close()
+
+	page, err := browser.Page(proto.TargetCreateTarget{URL: "about:blank"})
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "Failed to create page: %v\n", err)
+		os.Exit(1)
+	}
+
+	// 載入 cookies（如果有）
+	home, _ := os.UserHomeDir()
+	cookieFile := home + "/.cursor-api-proxy/gemini-accounts/session-1/cookies.json"
+	if _, err := os.Stat(cookieFile); err == nil {
+		cookies, err := geminiweb.LoadCookiesFromFile(cookieFile)
+		if err == nil {
+			geminiweb.SetCookiesOnPage(page, cookies)
+			fmt.Println("Loaded existing cookies")
+		}
+	}
+
+	// 導航到 Gemini
+	fmt.Println("Navigating to gemini.google.com...")
+	if err := geminiweb.NavigateToGemini(page); err != nil {
+		fmt.Fprintf(os.Stderr, "Failed to navigate: %v\n", err)
+	}
+
+	fmt.Println()
+	fmt.Println("Browser is now open. Please:")
+	fmt.Println("1. Log in if needed")
+	fmt.Println("2. Wait for the chat interface to fully load")
+	fmt.Println("3. Look for the model selector dropdown")
+	fmt.Println()
+	fmt.Println("Press Enter to analyze the DOM...")
+	fmt.Scanln()
+
+	// 分析 DOM
+	analyzeDOM(page)
+
+	fmt.Println()
+	fmt.Println("Press Enter to close...")
+	fmt.Scanln()
+}
+
+func analyzeDOM(page *rod.Page) {
+	fmt.Println("=== DOM Analysis ===")
+	fmt.Println()
+
+	// 尋找可能的輸入框
+	fmt.Println("Looking for input fields...")
+	selectors := []string{
+		`textarea`,
+		`[contenteditable="true"]`,
+		`[role="textbox"]`,
+		`input[type="text"]`,
+	}
+	for _, sel := range selectors {
+		elements, err := page.Elements(sel)
+		if err == nil && len(elements) > 0 {
+			fmt.Printf("  Found %d elements with: %s\n", len(elements), sel)
+			for i, el := range elements {
+				tag, _ := el.Property("tagName")
+				class, _ := el.Attribute("class")
+				ariaLabel, _ := el.Attribute("aria-label")
+				placeholder, _ := el.Attribute("placeholder")
+				fmt.Printf("    [%d] tag=%s class=%s aria-label=%s placeholder=%s\n",
+					i, tag, class, ariaLabel, placeholder)
+			}
+		}
+	}
+
+	// 尋找可能的發送按鈕
+	fmt.Println()
+	fmt.Println("Looking for send buttons...")
+	buttonSelectors := []string{
+		`button`,
+		`[role="button"]`,
+		`[type="submit"]`,
+	}
+	for _, sel := range buttonSelectors {
+		elements, err := page.Elements(sel)
+		if err == nil && len(elements) > 0 {
+			fmt.Printf("  Found %d elements with: %s\n", len(elements), sel)
+			for i, el := range elements {
+				if i >= 5 {
+					fmt.Printf("    ... and %d more\n", len(elements)-5)
+					break
+				}
+				tag, _ := el.Property("tagName")
+				class, _ := el.Attribute("class")
+				ariaLabel, _ := el.Attribute("aria-label")
+				text, _ := el.Text()
+				text = truncate(text, 30)
+				fmt.Printf("    [%d] tag=%s class=%s aria-label=%s text=%s\n",
+					i, tag, class, ariaLabel, text)
+			}
+		}
+	}
+
+	// 尋找模型選擇器
+	fmt.Println()
+	fmt.Println("Looking for model selector...")
+	modelSelectors := []string{
+		`[aria-label*="model"]`,
+		`[aria-label*="Model"]`,
+		`button[aria-haspopup]`,
+		`[data-test-id*="model"]`,
+		`[class*="model"]`,
+	}
+	for _, sel := range modelSelectors {
+		elements, err := page.Elements(sel)
+		if err == nil && len(elements) > 0 {
+			fmt.Printf("  Found with: %s\n", sel)
+			for i, el := range elements {
+				tag, _ := el.Property("tagName")
+				class, _ := el.Attribute("class")
+				ariaLabel, _ := el.Attribute("aria-label")
+				text, _ := el.Text()
+				fmt.Printf("    [%d] tag=%s class=%s aria-label=%s text=%s\n",
+					i, tag, class, ariaLabel, truncate(text, 30))
+			}
+		}
+	}
+}
+
+func truncate(s string, max int) string {
+	if len(s) <= max {
+		return s
+	}
+	return s[:max] + "..."
+}