Unify workflow for both main and prs

.github/workflows/build.yaml

@@ -0,0 +1,28 @@
+name: Build
+
+on:
+  pull_request:
+  push:
+      branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        name: Checkout code
+      - name: Setup JDK
+        uses: actions/setup-java@v4
+        with:
+          java-version: 17
+          distribution: 'temurin'
+          cache: gradle
+      - name: Build and test
+        run: ./gradlew build
+      # TODO configure jacocoTestReport and coverallsJacoco
+      #- name: Run jacocoTestReport
+      #  if: github.ref == 'refs/heads/main'
+      #  env:
+      #    COVERALLS_REPO_TOKEN: ${{ secrets.COVERALLS_REPO_TOKEN }}
+      #  run: ./gradlew jacocoTestReport coverallsJacoco