Format gh action (#1567)

* feat: added github action to automatically format code on PR opened
---------

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

.github/workflows/dart_format.yaml

@@ -0,0 +1,39 @@
+name: Dart Code Formatter
+
+on:
+  pull_request:
+  push:
+    branches: main
+
+jobs:
+  format:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+        with:
+          ref: ${{ github.head_ref }}
+
+      - run: cat .github/workflows/versions.env >> $GITHUB_ENV
+      - uses: subosito/flutter-action@v2
+        with:
+          flutter-version: ${{ env.FLUTTER_VERSION }}
+          cache: true
+
+      - name: Auto-format Dart code
+        run: |
+          dart format lib/ test/
+          dart run import_sorter:main --no-comments
+          if ! git diff --exit-code; then
+            git config user.name "github-actions[bot]"
+            git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
+            git add .
+            git commit -m "generated"
+            git push
+          fi
+
+      - name: Check for unformatted files
+        if: ${{ failure() }}
+        run: |
+          echo "Code was formatted. Please verify the changes in the PR."

lib/main.dart

@@ -1,4 +1,12 @@
+import 'package:flutter/material.dart';
+
 import 'package:collection/collection.dart';
+import 'package:flutter_dotenv/flutter_dotenv.dart';
+import 'package:flutter_secure_storage/flutter_secure_storage.dart';
+import 'package:get_storage/get_storage.dart';
+import 'package:matrix/matrix.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+
 import 'package:fluffychat/config/app_config.dart';
 import 'package:fluffychat/pangea/common/config/environment.dart';
 import 'package:fluffychat/pangea/common/utils/error_handler.dart';
@@ -7,13 +15,6 @@ import 'package:fluffychat/pangea/learning_settings/utils/language_list_util.dar
 import 'package:fluffychat/utils/client_manager.dart';
 import 'package:fluffychat/utils/platform_infos.dart';
 import 'package:fluffychat/widgets/error_widget.dart';
-import 'package:flutter/material.dart';
-import 'package:flutter_dotenv/flutter_dotenv.dart';
-import 'package:flutter_secure_storage/flutter_secure_storage.dart';
-import 'package:get_storage/get_storage.dart';
-import 'package:matrix/matrix.dart';
-import 'package:shared_preferences/shared_preferences.dart';
-
 import 'config/setting_keys.dart';
 import 'utils/background_push.dart';
 import 'widgets/fluffy_chat_app.dart';

lib/pangea/analytics/enums/construct_use_type_enum.dart

@@ -1,8 +1,10 @@
+import 'package:flutter/material.dart';
+
+import 'package:flutter_gen/gen_l10n/l10n.dart';
+
 import 'package:fluffychat/pangea/analytics/enums/analytics_summary_enum.dart';
 import 'package:fluffychat/pangea/analytics/enums/learning_skills_enum.dart';
 import 'package:fluffychat/pangea/toolbar/enums/activity_type_enum.dart';
-import 'package:flutter/material.dart';
-import 'package:flutter_gen/gen_l10n/l10n.dart';
 
 enum ConstructUseTypeEnum {
   /// produced in chat by user, igc was run, and we've judged it to be a correct use

lib/pangea/toolbar/widgets/message_speech_to_text_card.dart

@@ -1,5 +1,11 @@
 import 'dart:developer';
 
+import 'package:flutter/foundation.dart';
+import 'package:flutter/gestures.dart';
+import 'package:flutter/material.dart';
+
+import 'package:flutter_gen/gen_l10n/l10n.dart';
+
 import 'package:fluffychat/config/app_config.dart';
 import 'package:fluffychat/pangea/choreographer/widgets/igc/card_error_widget.dart';
 import 'package:fluffychat/pangea/common/utils/error_handler.dart';
@@ -10,11 +16,6 @@ import 'package:fluffychat/pangea/toolbar/models/speech_to_text_models.dart';
 import 'package:fluffychat/pangea/toolbar/widgets/icon_number_widget.dart';
 import 'package:fluffychat/pangea/toolbar/widgets/toolbar_content_loading_indicator.dart';
 import 'package:fluffychat/widgets/matrix.dart';
-import 'package:flutter/foundation.dart';
-import 'package:flutter/gestures.dart';
-import 'package:flutter/material.dart';
-import 'package:flutter_gen/gen_l10n/l10n.dart';
-
 import '../../bot/utils/bot_style.dart';
 
 class MessageSpeechToTextCard extends StatefulWidget {