ln-221-story-creator

> **Paths:** File paths (`shared/`, `references/`, `../ln-*`) are relative to skills repo root. If not found at CWD, locate this SKILL.md directory and go up one level for repo root. # Story Creator **Type:** L3 Worker **Category:** 2XX Planning Standalone-first worker for Story creation. It may be called directly or as part of a coordinator flow, but its public contract is the same in both cases. ## MANDATORY READ Load these before execution: - `shared/references/planning_worker_runtime_contract.md` - `shared/references/coordinator_summary_contract.md` - `shared/references/environment_state_contract.md` - `shared/references/storage_mode_detection.md` - `shared/references/creation_quality_checklist.md` - `shared/references/template_loading_pattern.md` ## Inputs Core inputs: - `epicData` - `idealPlan` or `appendMode + newStoryDescription` - `standardsResearch` - `teamId` - `autoApprove` Optional transport inputs: - `runId` - `summaryArtifactPath` The worker must remain fully usable without caller-provided `runId` and without `summaryArtifactPath`. In standalone mode it generates its own `run_id` before emitting the summary envelope. ## Runtime Runtime family: `planning-worker-runtime` Identifier: - `epic-{epicId}` Phases: 1. `PHASE_0_CONFIG` 2. `PHASE_1_RESOLVE_CONTEXT` 3. `PHASE_2_LOAD_TEMPLATE` 4. `PHASE_3_GENERATE_STORIES` 5. `PHASE_4_VALIDATE_STORIES` 6. `PHASE_5_CONFIRM_OR_AUTOAPPROVE` 7. `PHASE_6_APPLY_CREATE` 8. `PHASE_7_UPDATE_KANBAN` 9. `PHASE_8_WRITE_SUM...