use firebase mocks to setup the repo

scripts/mocks/mock_constants.dart

@@ -0,0 +1,4 @@
+const String contactEmail = '';
+const String iapServerUrl = '';
+const String issuesReportUrl = 'https://github.com/vodemn/m3_lightmeter/issues/new/choose';
+const String sourceCodeUrl = 'https://github.com/vodemn/m3_lightmeter/';

scripts/mocks/mock_firebase.json

@@ -0,0 +1,30 @@
+{
+  "flutter": {
+    "platforms": {
+      "android": {
+        "default": {
+          "projectId": "mockproject-1234",
+          "appId": "1:123456789000:android:f1bf012572b04063",
+          "fileOutput": "android/app/google-services.json"
+        }
+      },
+      "ios": {
+        "default": {
+          "projectId": "mockproject-1234",
+          "appId": "1:123456789000:ios:f1bf012572b04063",
+          "uploadDebugSymbols": true,
+          "fileOutput": "ios/Runner/GoogleService-Info.plist"
+        }
+      },
+      "dart": {
+        "lib/firebase_options.dart": {
+          "projectId": "mockproject-1234",
+          "configurations": {
+            "android": "1:123456789000:android:f1bf012572b04063",
+            "ios": "1:123456789000:ios:f1bf012572b04063"
+          }
+        }
+      }
+    }
+  }
+}

scripts/mocks/mock_firebase_options.dart

@@ -0,0 +1,7 @@
+// ignore_for_file: type=lint
+import 'package:firebase_core/firebase_core.dart' show FirebaseOptions;
+
+class DefaultFirebaseOptions {
+  static FirebaseOptions get currentPlatform =>
+      FirebaseOptions(apiKey: '', appId: '', messagingSenderId: '', projectId: '');
+}

scripts/setup_fork.sh

@@ -1,16 +1,12 @@
-constants="const String contactEmail = '';
+cp "scripts/mocks/mock_constants.dart" "lib/constants.dart"
-const String iapServerUrl = '';
+cp "scripts/mocks/mock_firebase_options.dart" "lib/firebase_options.dart"
-const String issuesReportUrl = 'https://github.com/vodemn/m3_lightmeter/issues/new/choose';
+cp "scripts/mocks/mock_firebase.json" "firebase.json"
-const String sourceCodeUrl = 'https://github.com/vodemn/m3_lightmeter/';"
 
-firebase_options="// ignore_for_file: type=lint
+curl -H 'Accept: application/vnd.github.v3.raw' \
-import 'package:firebase_core/firebase_core.dart' show FirebaseOptions;
+    -o "android/app/google-services.json" \
+    -L "https://api.github.com/repos/firebase/quickstart-android/contents/mock-google-services.json"
+curl -H 'Accept: application/vnd.github.v3.raw' \
+    -o "ios/Runner/GoogleService-Info.plist" \
+    -L "https://api.github.com/repos/firebase/quickstart-ios/contents/mock-GoogleService-Info.plist"
 
-class DefaultFirebaseOptions {
-  static FirebaseOptions get currentPlatform =>
-      FirebaseOptions(apiKey: '', appId: '', messagingSenderId: '', projectId: '');
-}"
-
-echo "$constants" > "lib/constants.dart"
-echo "$firebase_options" > "lib/firebase_options.dart"
 sh .github/scripts/stub_iap.sh