# Task Brief

本模板用于 PMFlow Codex 单线程或并行 Packet 分派。并行任务必须填写 `Read Scope / Write Scope / Forbidden Paths`；没有 `write_scope` 的任务不允许并行执行。

## Meta

- Packet ID: `{{PACKET_ID}}`
- Phase: `{{PHASE}}`
- Owner: `{{OWNER}}`
- Generated At: `{{GENERATED_AT}}`
- Base Ref: `{{BASE_REF}}`
- Head Ref: `{{HEAD_REF}}`
- Target Branch / Worktree: `{{TARGET_BRANCH_OR_WORKTREE}}`
- Commit Strategy: `{{COMMIT_STRATEGY}}`
- Commit Gate: `auto_commit / hold_no_commit / ask_before_commit`
- Depends On: `{{DEPENDS_ON}}`
- Merge After: `{{MERGE_AFTER}}`

## Goal

{{GOAL}}

## Current Truth Source

{{CURRENT_TRUTH_SOURCE}}

## Target Object / Contract

{{TARGET_OBJECT_OR_CONTRACT}}

## Scope

- Read Scope:
{{READ_SCOPE}}

- Write Scope:
{{WRITE_SCOPE}}

- Forbidden Paths:
{{FORBIDDEN_PATHS}}

- Shared Files Touched:
{{SHARED_FILES_TOUCHED}}

## Change Flags

- API Change: `yes/no` - {{API_CHANGE_DETAIL}}
- Schema Change: `yes/no` - {{SCHEMA_CHANGE_DETAIL}}
- Migration Change: `yes/no` - {{MIGRATION_CHANGE_DETAIL}}
- Runtime Boundary Change: `yes/no` - {{RUNTIME_BOUNDARY_DETAIL}}
- Feature Flag: {{FEATURE_FLAG}}

## Implementation Notes

{{IMPLEMENTATION_NOTES}}

## Risks

{{RISKS}}

## Rollback Plan

{{ROLLBACK_PLAN}}

## Verification Commands

- Backend: `{{BACKEND_VERIFICATION}}`
- Frontend: `{{FRONTEND_VERIFICATION}}`
- Migration: `{{MIGRATION_VERIFICATION}}`
- Focused: `{{FOCUSED_VERIFICATION}}`

## Docs To Sync

{{DOCS_TO_SYNC}}

## Integration Notes

- Integration Owner: `{{INTEGRATION_OWNER}}`
- Merge Order: `{{MERGE_ORDER}}`
- Expected Commit(s): `{{EXPECTED_COMMITS}}`
- Out-of-scope Findings:
{{OUT_OF_SCOPE_FINDINGS}}

## Delivery Checklist

- [ ] `base_ref` recorded
- [ ] `read_scope` and `write_scope` declared
- [ ] `forbidden_paths` checked
- [ ] Shared files reserved or assigned to integration owner
- [ ] Code completed
- [ ] Contracts synchronized
- [ ] Docs synchronized
- [ ] Verification passed
- [ ] Commit gate decision recorded
- [ ] Packet commit created after verification
- [ ] Integration gate passed