P0-P2: heartbeat→mind wiring, structured JSON output, bge-m3 embeddings

tsconfig.json

@@ -4,10 +4,11 @@
     "module": "nodenext",
     "moduleResolution": "nodenext",
     "strict": true,
-    "noEmit": true,
+    "noEmit": false,
     "skipLibCheck": true,
     "lib": ["es2020"],
-    "types": ["node"]
+    "types": ["node"],
+    "outDir": "dist"
   },
   "include": ["src/**/*.ts", "index.ts"]
 }