#48 Build config for github actions

.github/workflows/build.yml

@@ -0,0 +1,56 @@
+name: Runners Calculator build
+
+on:
+  push:
+    branches-ignore:
+      - gh-pages
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Decode keystore
+      env: 
+            ENCODED_STRING: ${{ secrets.KEYSTORE }}
+      run: |
+            TMP_KEYSTORE_FILE_PATH="${RUNNER_TEMP}"/keystore
+            mkdir "${TMP_KEYSTORE_FILE_PATH}"
+            echo $ENCODED_STRING | base64 -di > "${TMP_KEYSTORE_FILE_PATH}"/runcalc.jks
+
+    - name: Checkout code
+    - uses: actions/checkout@v3
+
+    - name: set up JDK 11
+      uses: actions/setup-java@v3
+      with:
+        java-version: '11'
+        distribution: 'temurin'
+        cache: gradle
+
+    - name: Grant execute permission for gradlew
+      run: chmod +x ./gradlew
+
+    - name: Build with Gradle
+      run: ./gradlew clean build check assembleRelease
+      env: 
+        SIGNING_KEY_ALIAS: ${{ secrets.SIGNING_KEY_ALIAS }}
+        SIGNING_KEY_PASSWORD: ${{ secrets.SIGNING_KEY_PASSWORD }}
+        SIGNING_STORE_PASSWORD: ${{ secrets.SIGNING_STORE_PASSWORD }}
+
+    - name: Upload build artifacts
+      uses: actions/upload-artifact@v2
+      with:
+        name: Build Artifacts
+        path: app/build/outputs/
+
+    - name: Upload apk to release
+      if: github.ref == 'refs/heads/master' && github.event_name == 'release'
+      uses: svenstaro/upload-release-action@v2
+      with:
+        repo_token: ${{ secrets.GH_ACTIONS_ACCESS_TOKEN }}
+        file: app/build/outputs/apk/release/*release.apk
+        tag: ${{ github.ref }}
+        body: ""
+        overwrite: true
+        file_glob: true
+