update workflow

.github/workflows/build_apk.yml

@@ -3,6 +3,7 @@ name: Build and Attach APKs on Release
 on:
   release:
     types: [created]
+  workflow_dispatch:   # This allows the workflow to be triggered manually
 
 jobs:
   build:
@@ -15,17 +16,24 @@ jobs:
           fetch-depth: 0 # Fetch all history to get the release tag
           ref: ${{ github.event.release.tag_name }}
 
-      # Step 2: Set up Flutter 3.13.0
+      # Step 2: Set up Java 17
+      - name: Set up JDK 17
+        uses: actions/setup-java@v3
+        with:
+          java-version: '17'
+          distribution: 'temurin'
+
+      # Step 3: Set up Flutter 3.13.0
       - name: Install Flutter 3.13.0
         uses: subosito/flutter-action@v2
         with:
           flutter-version: '3.13.0'
 
-      # Step 3: Build the APKs
+      # Step 4: Build the APKs
       - name: Build APKs
         run: flutter build apk --split-per-abi --no-fatal-warnings
 
-      # Step 4: Upload the APKs as release assets
+      # Step 5: Upload the APKs as release assets
       - name: Upload APKs
         uses: actions/upload-release-asset@v1
         with: