docs: archive stale plan checklists and clarify canonical tracking

docs/plans/2026-02-02-flynn-phase1-implementation.md

@@ -1,5 +1,8 @@
 # Flynn Phase 1 Implementation Plan
 
+> **Archived (2026-02-18):** Historical implementation checklist. Canonical status is tracked in `docs/plans/state.json`; unchecked boxes here are not active backlog unless explicitly re-opened.
+
+
 > **For Claude:** REQUIRED SUB-SKILL: Use superpowers:executing-plans to implement this plan task-by-task.
 
 **Goal:** Build the foundation - a working daemon that receives Telegram messages and responds via native agent using Anthropic API.
@@ -1318,3 +1321,6 @@ After completing all tasks, verify:
 7. Verify response from Claude
 8. Send `/reset` to clear history
 9. Press Ctrl+C to verify graceful shutdown
+
+
+

docs/plans/2026-02-02-flynn-phase2-implementation.md

@@ -1,5 +1,8 @@
 # Flynn Phase 2 Implementation Plan
 
+> **Archived (2026-02-18):** Historical implementation checklist. Canonical status is tracked in `docs/plans/state.json`; unchecked boxes here are not active backlog unless explicitly re-opened.
+
+
 > **For Claude:** REQUIRED SUB-SKILL: Use superpowers:executing-plans to implement this plan task-by-task.
 
 **Goal:** Add model routing with fallback chain, hook engine for sensitive operations, session persistence, and local LLM support via Ollama.
@@ -1424,3 +1427,6 @@ After completing all tasks, verify:
 5. Stop Flynn (Ctrl+C), start again
 6. Send `/status` - verify session persists
 7. Unset ANTHROPIC_API_KEY temporarily - verify fallback to OpenAI/Ollama
+
+
+

docs/plans/2026-02-05-flynn-phase3-implementation.md

@@ -1,5 +1,8 @@
 # Flynn Phase 3 Implementation Plan
 
+> **Archived (2026-02-18):** Historical implementation checklist. Canonical status is tracked in `docs/plans/state.json`; unchecked boxes here are not active backlog unless explicitly re-opened.
+
+
 > **For Claude:** REQUIRED SUB-SKILL: Use superpowers:executing-plans to implement this plan task-by-task.
 
 **Goal:** Add a Terminal User Interface (TUI) frontend with minimal readline mode and full-screen panel mode, sharing sessions with the daemon.
@@ -1440,3 +1443,6 @@ After completing all tasks, verify:
    ```bash
    pnpm tui:fs
    ```
+
+
+

docs/plans/2026-02-13-gmail-push-revisit-implementation-plan.md

@@ -1,5 +1,8 @@
 # Gmail Push Notifications Revisit — Implementation Plan
 
+> **Archived (2026-02-18):** Historical implementation checklist. Canonical status is tracked in `docs/plans/state.json`; unchecked boxes here are not active backlog unless explicitly re-opened.
+
+
 **Date**: 2026-02-13  
 **Status**: Planned  
 **Goal**: Make Gmail notifications operationally reliable and well-documented
@@ -1005,3 +1008,6 @@ This implementation plan makes Gmail notifications operationally reliable by:
 **Estimated effort**: 1-2 days (implementation + testing + docs)
 
 **No breaking changes**: Existing `pubsub_topic`-only configs continue to work (push + polling)
+
+
+

docs/plans/2026-02-15-credential-system-v2-api-and-oauth-checklist.md

@@ -1,5 +1,8 @@
 # Credential System v2 (API + OAuth/token) — Implementation Checklist
 
+> **Archived (2026-02-18):** Historical implementation checklist. Canonical status is tracked in `docs/plans/state.json`; unchecked boxes here are not active backlog unless explicitly re-opened.
+
+
 **Date:** 2026-02-15
 
 **Parent roadmap:** `docs/plans/2026-02-15-openclaw-gap-roadmap.md`
@@ -251,3 +254,6 @@ Acceptance:
 - [ ] `pnpm typecheck`
 - [ ] `pnpm test:run`
 - [ ] Update `docs/plans/state.json` entry for this checklist once implemented (status, summary, test status).
+
+
+

docs/plans/2026-02-15-skill-safety-scanner-checklist.md

@@ -1,5 +1,8 @@
 # Skill/Plugin Safety Scanner — Implementation Checklist
 
+> **Archived (2026-02-18):** Historical implementation checklist. Canonical status is tracked in `docs/plans/state.json`; unchecked boxes here are not active backlog unless explicitly re-opened.
+
+
 **Date:** 2026-02-15
 
 **Parent roadmap:** `docs/plans/2026-02-15-openclaw-gap-roadmap.md`
@@ -144,3 +147,6 @@ Acceptance:
 - [ ] `pnpm typecheck`
 - [ ] `pnpm test:run`
 - [ ] Update `docs/plans/state.json` entry to `completed` once implemented (include test status).
+
+
+

docs/plans/2026-02-15-vercel-ai-gateway-provider-checklist.md

@@ -1,5 +1,8 @@
 # Vercel AI Gateway Provider — Implementation Checklist
 
+> **Archived (2026-02-18):** Historical implementation checklist. Canonical status is tracked in `docs/plans/state.json`; unchecked boxes here are not active backlog unless explicitly re-opened.
+
+
 **Date:** 2026-02-15
 
 **Parent roadmap:** `docs/plans/2026-02-15-openclaw-gap-roadmap.md`
@@ -114,3 +117,6 @@ Acceptance:
 - [ ] `pnpm typecheck`
 - [ ] `pnpm test:run`
 - [ ] Update `docs/plans/state.json` entry to `completed` once implemented (include test status).
+
+
+

docs/plans/openai-oauth-checklist.md

@@ -1,5 +1,8 @@
 # OpenAI OAuth Implementation - File Changes Checklist
 
+> **Archived (2026-02-18):** Historical implementation checklist. Canonical status is tracked in `docs/plans/state.json`; unchecked boxes here are not active backlog unless explicitly re-opened.
+
+
 ## Quick Summary
 
 Add ChatGPT Plus/Pro OAuth to Flynn using device flow + Codex responses endpoint.
@@ -428,3 +431,6 @@ throw new Error('OAuth token expired - run `flynn login openai`');
 ✅ Requests succeed using Codex endpoint  
 ✅ Token auto-refreshes on expiry  
 ✅ Graceful error on subscription lapse
+
+
+

docs/plans/phase1-pr3-memory-categories-checklist.md

@@ -1,5 +1,8 @@
 # Phase 1 PR #3 Checklist: Memory Category Structure
 
+> **Archived (2026-02-18):** Historical implementation checklist. Canonical status is tracked in `docs/plans/state.json`; unchecked boxes here are not active backlog unless explicitly re-opened.
+
+
 Created: 2026-02-12
 Owner: Flynn core
 Status: ready to implement
@@ -689,3 +692,6 @@ Breakdown:
 - [ ] Documentation updated and clear
 - [ ] No performance regression in memory operations
 - [ ] state.json updated with phase completion
+
+
+

docs/plans/state.json

@@ -5129,6 +5129,25 @@
         "docs/plans/state.json"
       ],
       "test_status": "pnpm test:run src/commands/builtin/index.test.ts src/daemon/routing.test.ts src/channels/telegram/adapter.test.ts src/frontends/tui/commands.test.ts passing + pnpm typecheck passing"
+    },
+    "plans-checklist-archive-hygiene": {
+      "status": "completed",
+      "date": "2026-02-18",
+      "updated": "2026-02-18",
+      "summary": "Marked legacy checklist/phase plan docs with an explicit archival banner clarifying that `docs/plans/state.json` is the canonical status source and unchecked boxes in historical docs are not active backlog unless re-opened.",
+      "files_modified": [
+        "docs/plans/openai-oauth-checklist.md",
+        "docs/plans/2026-02-15-credential-system-v2-api-and-oauth-checklist.md",
+        "docs/plans/2026-02-15-skill-safety-scanner-checklist.md",
+        "docs/plans/2026-02-15-vercel-ai-gateway-provider-checklist.md",
+        "docs/plans/2026-02-13-gmail-push-revisit-implementation-plan.md",
+        "docs/plans/phase1-pr3-memory-categories-checklist.md",
+        "docs/plans/2026-02-05-flynn-phase3-implementation.md",
+        "docs/plans/2026-02-02-flynn-phase1-implementation.md",
+        "docs/plans/2026-02-02-flynn-phase2-implementation.md",
+        "docs/plans/state.json"
+      ],
+      "test_status": "Docs-only change (no code paths affected)"
     }
   },
   "overall_progress": {