added build.yml for cicd

Author: Gautam-aman

.github/workflows/build.yml

@@ -0,0 +1,24 @@
+name: Build
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-java@v4
+
+        with:
+          distribution: temurin
+          java-version: 21
+
+      - name: Build
+
+        run: mvn clean verify