Buildworkflow (#20)

* Create build_release.yml

* Update

Author: ShiftHackZ

.github/workflows/build_release.yml

@@ -0,0 +1,32 @@
+name: Build Release App Bundle
+
+on: workflow_dispatch
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Decode Keystore
+        id: decode_keystore
+        uses: timheuer/base64-to-file@v1
+        with:
+          fileName: 'keystore/your_signing_keystore.jks'
+          encodedString: ${{ secrets.KEYSTORE }}
+      - uses: actions/checkout@v2
+      - name: set up JDK 11.0.15
+        uses: actions/setup-java@v1
+        with:
+          java-version: 11.0.15
+      - name: Make gradlew executable
+        run: chmod +x ./gradlew
+      - name: Build GooglePlay app bundle
+        run: ./gradlew app:bundlePlaystoreRelease
+        env:
+          SIGNING_KEY_ALIAS: ${{ secrets.AISDV1_KEY_ALIAS }}
+          SIGNING_KEY_PASSWORD: ${{ secrets.AISDV1_KEY_PASSWORD }}
+          SIGNING_STORE_PASSWORD: ${{ secrets.AISDV1_STORE_PASSWORD }}
+      - name: Upload
+        uses: actions/upload-artifact@v2
+        with:
+          name: Build Artifacts
+          path: app/build/outputs/