ci: Build Android app in CI

.github/workflows/android.yml

@@ -0,0 +1,24 @@
+name: "Android"
+
+on:
+  push:
+    branches: ["master", "ci"]
+
+jobs:
+  build:
+    timeout-minutes: 10
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install dependencies
+        run: yarn install
+      - name: Setup Java
+        uses: actions/setup-java@v4
+        with:
+          distribution: temurin
+          java-version: 17
+      - name: Build Application
+        run: |
+          cd android
+          ./gradlew bundleRelease
+