feat(wave3): add @mosaic/coord — TypeScript orchestrator package

- Mission CRUD: createMission, loadMission
- TASKS.md parser/writer: parseTasksFile, writeTasksFile, updateTaskStatus
- Task runner: runTask, resumeTask (spawns agent via child_process)
- Status aggregation: getMissionStatus, getTaskStatus
- CLI: coord init | run | resume | status
- Depends on @mosaic/types and @mosaic/queue workspace:*

pnpm-lock.yaml

@@ -21,6 +21,34 @@ importers:
         specifier: ^5
         version: 5.9.3
 
+  packages/coord:
+    dependencies:
+      '@mosaic/queue':
+        specifier: workspace:*
+        version: link:../queue
+      '@mosaic/types':
+        specifier: workspace:*
+        version: link:../types
+      commander:
+        specifier: ^13
+        version: 13.1.0
+      js-yaml:
+        specifier: ^4
+        version: 4.1.1
+    devDependencies:
+      '@types/js-yaml':
+        specifier: ^4
+        version: 4.0.9
+      '@types/node':
+        specifier: ^22
+        version: 22.19.15
+      typescript:
+        specifier: ^5
+        version: 5.9.3
+      vitest:
+        specifier: ^2
+        version: 2.1.9(@types/node@22.19.15)
+
   packages/mosaic:
     dependencies:
       '@clack/prompts':
@@ -787,6 +815,9 @@ packages:
   '@types/estree@1.0.8':
     resolution: {integrity: sha512-dWHzHa2WqEXI/O1E9OjrocMTKJl2mSrEolh1Iomrv6U+JuNwaHXsXx9bLu5gG7BUWFIN0skIQJQ/L1rIex4X6w==}
 
+  '@types/js-yaml@4.0.9':
+    resolution: {integrity: sha512-k4MGaQl5TGo/iipqb2UDG2UwjXziSWkh0uysQelTlJpX1qGlpUZYm8PnO4DxG1qBomtJUdYJ6qR6xdIah10JLg==}
+
   '@types/node@12.20.55':
     resolution: {integrity: sha512-J8xLz7q2OFulZ2cyGTLE1TbbZcjpno7FaN6zdJNrgAdrJ+DZzh/uFR6YrTb4C+nXakvud8Q4+rbhoIWlYQbUFQ==}
 
@@ -2514,6 +2545,8 @@ snapshots:
 
   '@types/estree@1.0.8': {}
 
+  '@types/js-yaml@4.0.9': {}
+
   '@types/node@12.20.55': {}
 
   '@types/node@22.19.15':