feature: build app using CICD

Author: Rahullkumr

.github/workflows/main.yml

@@ -0,0 +1,30 @@
+on:
+  push:
+    branches:
+      - main
+      - master
+name: "Build & Release"
+jobs:
+  build:
+    name: Build & Release
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - uses: actions/setup-java@v3
+        with:
+          distribution: 'zulu'
+          java-version: '12'
+      - uses: subosito/flutter-action@v2
+        with:
+          channel: 'stable'
+          architecture: x64
+
+      - run: flutter build apk --release
+      
+      - name: Push to Releases
+        uses: ncipollo/release-action@v1
+        with:
+          artifacts: "build/app/outputs/apk/release/*"
+          tag: v1.0.${{ github.run_number }}
+          token: ${{ secrets.TOKENEXCELR }}