ci: add Java build workflow

Add a new workflow to build Java projects using Gradle.

.github/workflows/java-app.yml

@@ -0,0 +1,50 @@
+# This workflow will build a Java project with Gradle and cache/restore any dependencies to improve the workflow execution time
+# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-java-with-gradle
+
+name: Java CI with Gradle
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up JDK 17
+        uses: actions/setup-java@v4
+        with:
+          java-version: '17'
+          distribution: 'temurin'
+
+      # Configure Gradle for optimal use in GitHub Actions, including caching of downloaded dependencies.
+      # See: https://github.com/gradle/actions/blob/main/setup-gradle/README.md
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@af1da67850ed9a4cedd57bfd976089dd991e2582 # v4.0.0
+
+  # This job is responsible for generating and submitting a dependency graph for the project.
+  # Generates and submits a dependency graph, enabling Dependabot Alerts for all project dependencies.
+  # See: https://github.com/gradle/actions/blob/main/dependency-submission/README.md
+  dependency-submission:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up JDK 17
+        uses: actions/setup-java@v4
+        with:
+          java-version: '17'
+          distribution: 'temurin'
+
+      - name: Generate and submit dependency graph
+        uses: gradle/actions/dependency-submission@af1da67850ed9a4cedd57bfd976089dd991e2582 # v4.0.0