更新版本号至 0.0.3，并添加 exports 配置

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@kevisual/gitea",
-  "version": "0.0.2",
+  "version": "0.0.3",
   "description": "",
   "scripts": {
     "build": "bun run bun.config.ts"
@@ -19,5 +19,11 @@
   },
   "publishConfig": {
     "access": "public"
+  },
+  "exports": {
+    ".": {
+      "import": "./dist/app.js",
+      "types": "./dist/app.d.ts"
+    }
   }
 }