Fix: attach APK to release on manual workflow_dispatch trigger

The 'Attach APK to Release' step was skipped on workflow_dispatch because
it only ran on release events. Added a second attachment step that handles
manual triggers with a release_tag input.

Author: NateIsern

.github/workflows/build-android.yml

@@ -79,3 +79,10 @@ jobs:
         uses: softprops/action-gh-release@v2
         with:
           files: FAIRWallet-*.apk
+
+      - name: Attach APK to Release (manual trigger)
+        if: github.event_name == 'workflow_dispatch' && github.event.inputs.release_tag != ''
+        uses: softprops/action-gh-release@v2
+        with:
+          tag_name: ${{ github.event.inputs.release_tag }}
+          files: FAIRWallet-*.apk