ci: Add CodeQL workflow with Java 25 setup for java-kotlin analysis

Agent-Logs-Url: https://github.com/marcosbarbero/scim2-sdk-jvm/sessions/812bb1b2-f666-4b12-a96e-f170fede0a0e

Co-authored-by: marcosbarbero <9323996+marcosbarbero@users.noreply.github.com>

Author: Copilot

.github/workflows/codeql.yml

@@ -0,0 +1,64 @@
+name: CodeQL
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+  schedule:
+    # Run every Monday at 06:00 UTC
+    - cron: '0 6 * * 1'
+
+permissions:
+  contents: read
+
+jobs:
+  analyze:
+    name: Analyze (${{ matrix.language }})
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+    permissions:
+      security-events: write
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - language: java-kotlin
+            build-mode: manual
+          - language: actions
+            build-mode: none
+          - language: javascript-typescript
+            build-mode: none
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v6
+
+      - name: Set up JDK 25
+        if: matrix.language == 'java-kotlin'
+        uses: actions/setup-java@v5
+        with:
+          distribution: temurin
+          java-version: 25
+
+      - name: Cache Maven dependencies
+        if: matrix.language == 'java-kotlin'
+        uses: actions/cache@v5
+        with:
+          path: ~/.m2/repository
+          key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
+          restore-keys: ${{ runner.os }}-maven-
+
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@v4
+        with:
+          languages: ${{ matrix.language }}
+          build-mode: ${{ matrix.build-mode }}
+
+      - name: Build Java/Kotlin
+        if: matrix.language == 'java-kotlin'
+        run: mvn test-compile -B -q -DskipTests
+
+      - name: Perform CodeQL Analysis
+        uses: github/codeql-action/analyze@v4
+        with:
+          category: "/language:${{ matrix.language }}"