Setup GitHub actions

.github/FUNDING.yml

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+# These are supported funding model platforms
+github:
+  - d4rken
+custom:
+  - "https://www.buymeacoffee.com/tydarken"

.github/release.yml

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+changelog:
+  exclude:
+    labels:
+      - changelog-ignore
+  categories:
+    - title: ":rocket: Enhancements"
+      labels:
+        - enhancement
+    - title: ":lady_beetle: Bug fixes"
+      labels:
+        - bug
+    - title: ":shrug: Other changes"
+      labels:
+        - "*"

.github/workflows/code-checks.yml

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+name: Code tests & eval
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  test-foss:
+    name: Test FOSS flavor
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up JDK
+        uses: actions/setup-java@v2
+        with:
+          java-version: '17'
+          distribution: 'adopt'
+          cache: gradle
+
+      - name: Grant execute permission for gradlew
+        run: chmod +x gradlew
+
+      - name: Build FOSS variant
+        run: ./gradlew assembleFossDebug
+      - name: Test FOSS variant
+        run: ./gradlew testFossDebugUnitTest
+
+  test-gplay:
+    name: Test Google Play flavor
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up JDK
+        uses: actions/setup-java@v2
+        with:
+          java-version: '17'
+          distribution: 'adopt'
+          cache: gradle
+
+      - name: Grant execute permission for gradlew
+        run: chmod +x gradlew
+
+      - name: Build Google Play variant
+        run: ./gradlew assembleGplayDebug
+      - name: Test Google Play variant
+        run: ./gradlew testGplayDebugUnitTest

.github/workflows/gradle-wrapper-validation.yml

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+name: "Validate Gradle Wrapper"
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  validation:
+    name: "Validation"
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: gradle/wrapper-validation-action@v1

.github/workflows/release-tag.yml

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+name: Tagged releases
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+jobs:
+  release-github:
+    name: Create GitHub release
+    runs-on: ubuntu-latest
+    environment: foss-production
+    steps:
+      - name: Decode Keystore
+        env:
+          ENCODED_KEYSTORE: ${{ secrets.SIGNING_KEYSTORE_BASE64 }}
+        run: |
+          TMP_KEYSTORE_DIR_PATH="${RUNNER_TEMP}"/keystore
+          mkdir -p "${TMP_KEYSTORE_DIR_PATH}"
+          TMP_KEYSTORE_FILE_PATH="${TMP_KEYSTORE_DIR_PATH}"/keystore.jks
+          echo $ENCODED_KEYSTORE | base64 -di > "${TMP_KEYSTORE_FILE_PATH}"
+          echo "STORE_PATH=$(echo $TMP_KEYSTORE_FILE_PATH)" >> $GITHUB_ENV
+
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - name: Get the version
+        id: tagger
+        uses: jimschubert/query-tag-action@v2
+        with:
+          skip-unshallow: 'true'
+          abbrev: false
+          commit-ish: HEAD
+
+      - name: Install JDK
+        uses: actions/setup-java@v3
+        with:
+          distribution: 'adopt'
+          java-version: 17
+
+      - name: Assemble beta APK
+        if: contains(steps.tagger.outputs.tag, '-beta')
+        run: ./gradlew assembleFossBeta
+        env:
+          VERSION: ${{ github.ref }}
+          STORE_PASSWORD: ${{ secrets.STORE_PASSWORD }}
+          KEY_ALIAS: ${{ secrets.KEY_ALIAS }}
+          KEY_PASSWORD: ${{ secrets.KEY_PASSWORD }}
+          BUGSNAG_API_KEY: ${{ secrets.BUGSNAG_API_KEY }}
+
+      - name: Assemble production APK
+        if: "!contains(steps.tagger.outputs.tag, '-beta')"
+        run: ./gradlew assembleFossRelease
+        env:
+          VERSION: ${{ github.ref }}
+          STORE_PASSWORD: ${{ secrets.STORE_PASSWORD }}
+          KEY_ALIAS: ${{ secrets.KEY_ALIAS }}
+          KEY_PASSWORD: ${{ secrets.KEY_PASSWORD }}
+          BUGSNAG_API_KEY: ${{ secrets.BUGSNAG_API_KEY }}
+
+      - name: Create pre-release
+        if: contains(steps.tagger.outputs.tag, '-beta')
+        uses: softprops/action-gh-release@v1
+        with:
+          prerelease: true
+          tag_name: ${{ steps.tagger.outputs.tag }}
+          name: ${{ steps.tagger.outputs.tag }}
+          generate_release_notes: true
+          files: app/build/outputs/apk/foss/beta/*.apk
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Create release
+        if: "!contains(steps.tagger.outputs.tag, '-beta')"
+        uses: softprops/action-gh-release@v1
+        with:
+          prerelease: false
+          tag_name: ${{ steps.tagger.outputs.tag }}
+          name: ${{ steps.tagger.outputs.tag }}
+          generate_release_notes: true
+          files: app/build/outputs/apk/foss/release/*.apk
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}