# T169 — worker-outbox-publish-threads > Status: `todo` > Milestone: `M4` > Kind: `feat` > Est. change: `~200 lines` (target 100–200) ## Goal 完成後系統應:worker 到點真發 Threads(fake transport 可證);root fail 規則 ## Depends on - T106 - T131 - T168 ## Inputs - 讀取 / 依賴: - OB-01~09 OB-12;§9.18.4 - Spec:`docs/product/haixun-backend/spec.md`(§9:OB-01~OB-09 OB-12) - 對照:`docs/product/haixun-backend/fe-spec-alignment.md`(**UI MUST**) - 後端根:**`apps/backend`** - **Remove(本 task 禁止實作):** 舊靈感 list/viral/bookmark/spark/searchTrends;generateFromFormula;ScoutTopic CRUD;live 以 simulate/createMock 當完成;Insights 真管線(P2)。 ## Outputs ### 程式變更(預期路徑) | 路徑 | 動作 | 說明 | |------|------|------| | `apps/backend/cmd/worker/**` | edit | outbox publish step | | `apps/backend/internal/**/threads/**` | edit | publish client | | `apps/backend/internal/testkit/**` | edit | fake publish 計次 | ### 行為變更 - 必經 transport;不可只改 DB 冒充 published ### API / 契約(若有) - — ### 測試交付(強制) - `TestOB_02_DueStep_PublishedViaTransport` - `TestOB_04_RootFail_BlocksReplies` ## Out of scope - — ## Acceptance - [ ] Spec/UI MUST 覆蓋:`OB-01~OB-09 OB-12` - [ ] 每個相關 §9 ID 有可 grep 的 case 名(`TestXX_01_…` 或完整覆蓋在里程碑 test task) - [ ] 未實作不回 102000+空 data - [ ] 指令: ```bash cd apps/backend && go test ./internal/... -run TestOB_ -count=1 ``` ## Notes —