feat(KB-618): add multi-project support to dashboard

- Add project API methods and types (fetchProjects, registerProject, fetchProjectHealth, etc.)
- Add ProjectCard component with health metrics, status badges, and pause/resume actions
- Add server-side project management routes for multi-project orchestration
- Add ActivityFeed component with grouped entries and project badges
- Add SetupWizard component with 5-step project creation flow
- Fix TypeScript errors in server routes for listProjects and getGlobalConcurrencyState

packages/engine/package.json

@@ -18,8 +18,7 @@
   "scripts": {
     "build": "tsc",
     "typecheck": "tsc --noEmit",
-    "test": "vitest run --exclude src/executor.test.ts && pnpm run test:executor",
-    "test:executor": "vitest run src/executor.test.ts -t \"TaskExecutor with semaphore|TaskExecutor worktreeInitCommand|TaskExecutor worktree naming\" && vitest run src/executor.test.ts -t \"TaskExecutor worktree recovery\" && vitest run src/executor.test.ts -t \"TaskExecutor dependency-based worktree creation\" && vitest run src/executor.test.ts -t \"TaskExecutor worktree pool integration|WorktreePool capacity|Merger worktree pool integration\" && vitest run src/executor.test.ts -t \"buildExecutionPrompt|summarizeToolArgs|TaskExecutor pause behavior|TaskExecutor global pause behavior|TaskExecutor enginePaused soft pause\" && vitest run src/executor.test.ts -t \"Code review verdict|RETHINK verdict handling|Plan RETHINK verdict handling|task_add_dep tool|TaskExecutor usage limit detection|Per-task model overrides|Invalid transition error handling|TaskExecutor task_done with summary|Workflow Steps Execution|Real-time steering injection\""
+    "test": "vitest run"
   },
   "dependencies": {
     "@fusion/core": "workspace:*",