🔒️ add codeql scanning

.github/workflows/codeql.yml

@@ -0,0 +1,39 @@
+name: "CodeQL"
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v3
+      
+    - name: Setup Java
+      uses: actions/setup-java@v3.10.0
+      with:
+        java-version: 11
+        distribution: temurin
+        cache: maven
+
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v2
+
+    - run: |
+        ./mvnw --batch-mode verify -DskipTests
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v2
+      with:
+        category: "/language:java"