Prune obsolete plan docs and merged-thread settings

.plans/README.md

@@ -1,13 +1,40 @@
 # Maintainability Plans
 
-1. `01-shared-model-normalization.md`
-2. `02-typed-ipc-boundaries.md`
-3. `03-split-codex-app-server-manager.md`
-4. `04-split-chatview-component.md`
-5. `05-zod-persisted-state-validation.md`
-6. `06-provider-logstream-lifecycle.md`
-7. `07-ci-quality-gates.md`
-8. `08-precommit-format-and-lint.md`
-9. `09-event-state-test-expansion.md`
-10. `10-unify-process-session-abstraction.md`
-11. `11-openclaw-provider-rollout.md`
+## Numbered Plans
+
+1. `01-shared-model-normalization.md` - Move model alias normalization into shared contracts
+2. `02-typed-ipc-boundaries.md` - Strict Zod schema parsing for Electron IPC
+3. `03-split-codex-app-server-manager.md` - Decompose CodexAppServerManager
+4. `04-split-chatview-component.md` - Refactor ChatView.tsx into composable pieces
+5. `05-zod-persisted-state-validation.md` - Zod schemas for localStorage state
+6. `06-provider-logstream-lifecycle.md` - ProviderManager logging stream lifecycle
+7. `07-ci-quality-gates.md` - GitHub Actions lint/typecheck/test gates
+8. `08-precommit-format-and-lint.md` - Pre-commit hooks for formatting and lint
+9. `09-event-state-test-expansion.md` - Tests for renderer event handling
+10. `10-unify-process-session-abstraction.md` - Unified runtime-session interface
+11. `11-effect.md` - Effect.js phased migration *(in progress)*
+12. `11-openclaw-provider-rollout.md` - OpenClaw provider rollout
+13. `13-provider-service-integration-tests.md` - ProviderService integration tests
+14. `14-server-authoritative-event-sourcing-cleanup.md` - Server-authoritative event sourcing
+15. `16-pr89-review-remediation-phases.md` - PR #89 remediation strategy *(in progress)*
+16. `16c-pr89-remediation-checklist.md` - PR #89 remediation checklist *(in progress)*
+17. `17-claude-agent.md` - Claude Code provider integration *(in progress)*
+
+## Feature Plans
+
+- `branch-environment-picker-in-chatview-input.md` - Branch/environment picker in chat input
+- `git-flows-integration-tests.md` - Git functions extraction and integration tests
+- `git-flows-test-plan.md` - Git flows unit test plan
+- `git-integration-branch-picker-worktrees.md` - Branch picker and worktree support
+- `skills-system.md` - Skills system pipeline
+- `spec-1-1-cutover-plan.md` - SPEC.md 1:1 cutover
+- `spec-contract-matrix.md` - SPEC requirements contract matrix *(in progress)*
+- `web-i18n-rollout.md` - Multilingual i18n rollout *(in progress)*
+- `workspace-file-tree.md` - Workspace file tree sidebar
+
+## Archived (completed or superseded)
+
+- `t3code-to-okcode-rebrand.md` - Rebrand complete (March 2026), deleted
+- `17-provider-neutral-runtime-determinism.md` - All 7 sections implemented, deleted
+- `12-effect-new.md` - Superseded by `11-effect.md`, deleted
+- `15-effect-server.md` - Superseded by `11-effect.md`, deleted