refactor: clean up build output (#53)

* refactor: clean up build output

* refactor: add index.ts to package roots

packages/cli/tsconfig.json

@@ -2,17 +2,13 @@
   "extends": "../../tsconfig.json",
   "compilerOptions": {
     "outDir": "dist",
-    "rootDir": ".",
     "jsx": "react",
     "lib": ["DOM", "DOM.Iterable", "ES2020"],
-    "module": "Node16",
-    "target": "ES2020",
     "paths": {
       "@gemini-code/*": ["./packages/*"]
     },
     "types": ["node", "vitest/globals"]
   },
   "exclude": ["node_modules", "dist"],
-  "include": ["src"],
   "references": [{ "path": "../server" }]
 }