Fix Github Builds (#23)

.github/workflows/build_apk.yml

@@ -22,13 +22,14 @@ jobs:
     steps:
 
     # Setup Java environment in order to build the Android app.
-    - uses: actions/checkout@v2
-    - uses: actions/setup-java@v1
+    - uses: actions/checkout@v4
+    - uses: actions/setup-java@v4
       with:
-        java-version: '15'
+        distribution: 'temurin'
+        java-version: '20'
 
     # Setup the flutter environment.
-    - uses: subosito/flutter-action@v1
+    - uses: subosito/flutter-action@v2
       with:
         channel: 'stable' # 'dev', 'alpha', default to: 'stable'
 
@@ -41,12 +42,10 @@ jobs:
     - name: Build APK
       working-directory: ./PixLeZ_Application
       run: | 
-        flutter build apk --debug
-        flutter build apk --profile
         flutter build apk --release
     
     # Upload generated apk to the artifacts.
-    - uses: actions/upload-artifact@v2
+    - uses: actions/upload-artifact@v4
       with:
         name: PixLeZ
         path: PixLeZ_Application/build/app/outputs/flutter-apk/app-release.apk