refactor: update file-graph package structure and integrate with game session management

packages/file-graph/package.json

@@ -1,13 +1,17 @@
 {
   "name": "@linux-odyssey/file-graph",
   "version": "1.0.0",
-  "type": "module",
-  "main": "dist/index.js",
-  "types": "dist/index.d.ts",
-  "exports": "./dist/index.js",
+  "main": "./dist/cjs/index.js",
+  "types": "./dist/types/index.d.ts",
+  "exports": {
+    ".": {
+      "require": "./dist/cjs/index.js",
+      "types": "./dist/types/index.d.ts"
+    }
+  },
   "license": "MIT",
   "scripts": {
-    "build": "tsc",
+    "build": "tsc -p tsconfig.cjs.json",
     "dev": "tsc -w",
     "test": "yarn build && jest"
   }