Add files via upload

.github/workflows/upload-apk.yml

@@ -0,0 +1,28 @@
+---
+name: generate-release
+
+on:
+  workflow_dispatch:
+
+jobs:
+  build-android:
+    runs-on: ubuntu-24.04
+    steps:
+      - name: Checkout repository (with submodules)
+        uses: actions/checkout@v4
+        with:
+          submodules: true
+
+      - name: Install dependencies
+        run: sudo apt-get install -y ninja-build
+
+      - name: Build SoH APK
+        run: |
+          ./gradlew assembleDebug -P elfBuildType=RelWithDebInfo
+          mv app/build/outputs/apk/debug/app-debug.apk soh.apk
+
+      - name: Upload APK artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: soh-apk
+          path: soh.apk