ci: update lint scripts

Author: pd4d10

.github/workflows/deploy.yml

@@ -1,14 +1,18 @@
 name: lint
 on:
   push:
-    branches: [main]
+    branches:
+      - main
   pull_request:
-    branches: [main]
+    branches:
+      - main
 jobs:
   build:
     runs-on: ubuntu-latest
-    container:
-      image: google/dart:latest
     steps:
       - uses: actions/checkout@v2
-      - run: dartfmt --dry-run --set-exit-if-changed lib/*.dart lib/models/*.dart lib/scaffolds/*.dart lib/screens/*.dart lib/utils/*.dart lib/widgets/*.dart
+      - uses: subosito/flutter-action@v1
+        with:
+          channel: stable
+      - run: flutter analyze
+      - run: flutter format --dry-run --set-exit-if-changed lib/**/*.dart