feat: @uncaged/workflow-agent-cursor + @uncaged/workflow-agent-hermes

- Cursor adapter: spawn cursor-agent CLI, auto/specified model
- Hermes adapter: spawn hermes chat CLI
- Both: AgentFn interface, no nerve-core deps, Result-based config validation
- 93 tests pass, biome clean

Closes #10, Closes #11
小橘 <xiaoju@shazhou.work>

packages/workflow-agent-cursor/package.json

@@ -0,0 +1,14 @@
+{
+  "name": "@uncaged/workflow-agent-cursor",
+  "version": "0.1.0",
+  "type": "module",
+  "main": "src/index.ts",
+  "types": "src/index.ts",
+  "scripts": {
+    "build": "echo 'TODO'",
+    "test": "bun test"
+  },
+  "dependencies": {
+    "@uncaged/workflow": "workspace:*"
+  }
+}