ci: run analysis for min supported flutter version

Signed-off-by: Sahil Kumar <[email protected]>

.github/workflows/giffy_dialog.yaml

@@ -17,6 +17,13 @@ jobs:
     uses: VeryGoodOpenSource/very_good_workflows/.github/workflows/semantic_pull_request.yml@v1
 
   build:
+    strategy:
+      matrix:
+        flutter-version:
+          # The version of Flutter to use should use the minimum Dart SDK version supported by the package,
+          # refer to https://docs.flutter.dev/development/tools/sdk/releases.
+          - "3.16.0"
+          - "3.x"
     runs-on: ubuntu-latest
     steps:
       - name: 📚 Git Checkout
@@ -25,8 +32,10 @@ jobs:
       - name: 🐦 Setup Flutter
         uses: subosito/flutter-action@v2
         with:
+          flutter-version: ${{matrix.flutter-version}}
           channel: stable
           cache: true
+          cache-key: flutter-:os:-:channel:-:version:-:arch:-:hash:-${{ hashFiles('**/pubspec.lock') }}
 
       - name: 📦 Install Dependencies
         run: flutter packages get
@@ -64,6 +73,7 @@ jobs:
         with:
           channel: stable
           cache: true
+          cache-key: flutter-:os:-:channel:-:version:-:arch:-:hash:-${{ hashFiles('**/pubspec.lock') }}
 
       - name: 📁 Build and release
         uses: bluefireteam/flutter-gh-pages@v8