chore: update example project dependencies and adjust main entry point

Author: demolaf

packages/dart_firebase_admin/example/lib/main.dart

@@ -2,7 +2,6 @@ import 'package:dart_firebase_admin/auth.dart';
 import 'package:dart_firebase_admin/dart_firebase_admin.dart';
 import 'package:dart_firebase_admin/functions.dart';
 import 'package:dart_firebase_admin/messaging.dart';
-import 'firestore_example.dart';
 
 Future<void> main() async {
   final admin = FirebaseApp.initializeApp();
@@ -11,7 +10,7 @@ Future<void> main() async {
   // await authExample(admin);
 
   // Uncomment to run firestore example
-  await firestoreExample(admin);
+  // await firestoreExample(admin);
 
   // Uncomment to run project config example
   // await projectConfigExample(admin);

packages/dart_firebase_admin/example/pubspec.yaml

@@ -1,10 +1,19 @@
 name: dart_firebase_admin_example
 publish_to: none
-resolution: workspace
 
 environment:
-  sdk: '>=3.9.0 <4.0.0'
+  sdk: '^3.9.0'
 
 dependencies:
-  dart_firebase_admin: any
-  googleapis_firestore: any
+  dart_firebase_admin: ^0.1.0
+  googleapis_auth_utils: ^0.1.0
+  googleapis_firestore: ^0.1.0
+
+dependency_overrides:
+  dart_firebase_admin:
+    path: ../../dart_firebase_admin
+  googleapis_auth_utils:
+    path: ../../googleapis_auth_utils
+  googleapis_firestore:
+    path: ../../googleapis_firestore
+

pubspec.yaml

@@ -10,7 +10,6 @@ dev_dependencies:
 
 workspace:
   - packages/dart_firebase_admin
-  - packages/dart_firebase_admin/example
   # - packages/googleapis_dart_storage
   - packages/googleapis_firestore
   - packages/googleapis_auth_utils