flutter fixes and pipeline speedup

.gitea/workflows/release.yml

@@ -52,6 +52,14 @@ jobs:
           distribution: temurin
           java-version: ${{ env.JAVA_VERSION }}
 
+      - name: Cache Android SDK
+        uses: actions/cache@v3
+        with:
+          path: ${{ env.ANDROID_SDK_ROOT }}
+          key: android-sdk-${{ runner.os }}-java${{ env.JAVA_VERSION }}-platform33-buildtools33.0.2
+          restore-keys: |
+            android-sdk-${{ runner.os }}-java${{ env.JAVA_VERSION }}-
+
       - name: Install Android SDK
         run: |
           mkdir -p "$ANDROID_SDK_ROOT"/cmdline-tools
@@ -74,10 +82,29 @@ jobs:
         uses: subosito/flutter-action@v2
         with:
           channel: ${{ env.FLUTTER_CHANNEL }}
+          cache: true
 
       - name: Allow all git directories (CI)
         run: git config --global --add safe.directory '*'
 
+      - name: Cache pub packages
+        uses: actions/cache@v3
+        with:
+          path: ~/.pub-cache
+          key: flutter-pub-${{ runner.os }}-${{ hashFiles('pubspec.lock') }}
+          restore-keys: |
+            flutter-pub-${{ runner.os }}-
+
+      - name: Cache Gradle
+        uses: actions/cache@v3
+        with:
+          path: |
+            ~/.gradle/caches
+            ~/.gradle/wrapper
+          key: gradle-${{ runner.os }}-${{ hashFiles('android/**/*.gradle*', 'android/**/*.properties') }}
+          restore-keys: |
+            gradle-${{ runner.os }}-
+
       - name: Flutter dependencies
         run: flutter pub get
 
@@ -160,10 +187,19 @@ jobs:
         uses: subosito/flutter-action@v2
         with:
           channel: ${{ env.FLUTTER_CHANNEL }}
+          cache: true
 
       - name: Allow all git directories (CI)
         run: git config --global --add safe.directory '*'
 
+      - name: Cache pub packages
+        uses: actions/cache@v3
+        with:
+          path: ~/.pub-cache
+          key: flutter-pub-${{ runner.os }}-${{ hashFiles('pubspec.lock') }}
+          restore-keys: |
+            flutter-pub-${{ runner.os }}-
+
       - name: Flutter dependencies
         run: flutter pub get