## Phase 0: Preparation

- [ ] 0.1 Verify `dev` builds cleanly (backend `py_compile`, frontend `tsc` + `vite build`)
- [ ] 0.2 Document current file sizes for before/after comparison
- [ ] 0.3 Create component directory stubs if missing:
  - `apps/web/src/components/features/tool-workshop/`
  - `apps/web/src/components/features/config-profiles/`
  - `apps/web/src/components/features/terminal/`
  - `apps/web/src/components/features/settings/`
  - `apps/web/src/components/features/ssh-keys/`
  - `apps/api/src/services/git/operations.py` (extract from router)
  - `apps/api/src/services/config/crud_service.py`
  - `apps/api/src/services/config/resolver_service.py`

## Phase 1: Backend — Router Slimming

### 1.1 Terminal WebSocket Extraction
- [ ] 1.1.1 Create `api/tool/terminal.py` from terminal WebSocket handlers in `api/tool/tool_instances.py`
- [ ] 1.1.2 Move `_handle_terminal_websocket`, `_get_user_from_websocket`, `SessionRef` class
- [ ] 1.1.3 Update `main.py` to include `terminal_router` from `api.tool.terminal`
- [ ] 1.1.4 Remove terminal routes from `api/tool/tool_instances.py`
- [ ] 1.1.5 Verify `py_compile` passes

### 1.2 Instance Lifecycle Extraction
- [ ] 1.2.1 Create `api/tool/tool_lifecycle.py` for start/stop/restart/delete endpoints
- [ ] 1.2.2 Extract lifecycle endpoints from `api/tool/tool_instances.py`
- [ ] 1.2.3 Update `main.py` to include lifecycle router
- [ ] 1.2.4 Verify `py_compile` passes

### 1.3 Git Repository Router
- [ ] 1.3.1 Create `services/git/operations.py` for git command orchestration
- [ ] 1.3.2 Extract `clone_repo`, `fetch_repo`, `pull_repo`, `push_repo`, `merge_repo`, `commit_repo` helpers
- [ ] 1.3.3 Update `api/project/git_repositories.py` to call service functions
- [ ] 1.3.4 Verify `py_compile` passes

### 1.4 Config Profile Router
- [ ] 1.4.1 Extract CRUD helpers into `services/config/crud_service.py`
- [ ] 1.4.2 Extract resolver helpers into `services/config/resolver_service.py`
- [ ] 1.4.3 Update `api/config/config_profiles.py` to call services
- [ ] 1.4.4 Verify `py_compile` passes

## Phase 2: Frontend — Tool Workshop Page

- [ ] 2.1 Extract `ToolTypesTab` from `pages/ToolWorkshopPage.tsx` into `components/features/tool-workshop/ToolTypesTab.tsx`
- [ ] 2.2 Extract `ToolConfigsTab` into `components/features/tool-workshop/ToolConfigsTab.tsx`
- [ ] 2.3 Extract `ConfigFoldersTab` into `components/features/tool-workshop/ConfigFoldersTab.tsx`
- [ ] 2.4 Slim `pages/ToolWorkshopPage.tsx` to ~80 lines (tab switcher only)
- [ ] 2.5 Update imports in all consumers
- [ ] 2.6 Verify `tsc --noEmit` and `npm run build` pass

## Phase 3: Frontend — Config Profiles Page

- [ ] 3.1 Extract `ConfigProfileListView` into `components/features/config-profiles/ConfigProfileListView.tsx`
- [ ] 3.2 Extract `ConfigProfileDetailView` into `components/features/config-profiles/ConfigProfileDetailView.tsx`
- [ ] 3.3 Extract `ConfigProfileEditForm` into `components/features/config-profiles/ConfigProfileEditForm.tsx`
- [ ] 3.4 Extract `ConfigProfileMobileView` into `components/features/config-profiles/ConfigProfileMobileView.tsx`
- [ ] 3.5 Slim `pages/ConfigProfilesPage.tsx` to ~80 lines
- [ ] 3.6 Update imports
- [ ] 3.7 Verify `tsc --noEmit` and `npm run build` pass

## Phase 4: Frontend — Terminal Page

- [ ] 4.1 Extract `TerminalSessionManager` (tabs + auto-create) into `components/features/terminal/TerminalSessionManager.tsx`
- [ ] 4.2 Extract `MobileTerminalOverlay` into `components/features/terminal/MobileTerminalOverlay.tsx`
- [ ] 4.3 Extract fullscreen keyboard shortcut handler into `hooks/use-terminal-shortcuts.ts`
- [ ] 4.4 Slim `pages/TerminalPage.tsx` to ~80 lines
- [ ] 4.5 Update imports
- [ ] 4.6 Verify `tsc --noEmit` and `npm run build` pass

## Phase 5: Frontend — Settings & SSH Keys Pages

- [ ] 5.1 Extract `SettingsNavigation` into `components/features/settings/SettingsNavigation.tsx`
- [ ] 5.2 Slim `pages/SettingsPage.tsx` to ~80 lines
- [ ] 5.3 Extract `SSHKeyList` into `components/features/ssh-keys/SSHKeyList.tsx`
- [ ] 5.4 Extract `SSHKeyCreateForm` into `components/features/ssh-keys/SSHKeyCreateForm.tsx`
- [ ] 5.5 Slim `pages/SshKeysPage.tsx` to ~80 lines
- [ ] 5.6 Verify `tsc --noEmit` and `npm run build` pass

## Phase 6: Frontend — Projects & Repo Workspace Pages

- [ ] 6.1 Extract `ProjectList` into `components/features/project/ProjectList.tsx`
- [ ] 6.2 Extract `ProjectCreateDialog` into `components/features/project/ProjectCreateDialog.tsx`
- [ ] 6.3 Extract `ProjectEditDialog` into `components/features/project/ProjectEditDialog.tsx`
- [ ] 6.4 Slim `pages/ProjectsPage.tsx` to ~100 lines
- [ ] 6.5 Extract `WorkspaceLayout` into `components/features/workspace/WorkspaceLayout.tsx`
- [ ] 6.6 Slim `pages/RepoWorkspacePage.tsx` to ~150 lines
- [ ] 6.7 Verify `tsc --noEmit` and `npm run build` pass

## Phase 7: Integration and Verification

- [ ] 7.1 Run backend `py_compile` on all files
- [ ] 7.2 Run frontend `npm run typecheck`
- [ ] 7.3 Run frontend `npm run build`
- [ ] 7.4 Run frontend tests: `npm test`
- [ ] 7.5 Verify file size targets met (pages ≤ 150, routers ≤ 400)
- [ ] 7.6 Verify no 404s or import errors in browser console
- [ ] 7.7 Manual smoke test: create project, start terminal, open config profiles