Refactor CodeQL workflow configuration

Updated CodeQL workflow for analysis and scheduling.

.github/workflows/codeql.yml

@@ -0,0 +1,60 @@
+name: "CodeQL Analysis"
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+  schedule:
+    - cron: '30 3 * * 1' # Runs at 03:30 UTC every Monday
+
+permissions:
+  contents: read
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    strategy:
+      fail-fast: false
+      matrix:
+        language: [ 'java-kotlin' ]
+
+    steps:
+    - name: Checkout Repository
+      uses: actions/checkout@v4
+
+    - name: Set up JDK 21
+      uses: actions/setup-java@v4
+      with:
+        distribution: 'temurin'
+        java-version: '21'
+
+    - name: Setup Gradle
+      uses: gradle/actions/setup-gradle@v4
+      with:
+        validate-wrappers: true
+
+    - name: Grant Execute Permission for Gradlew
+      run: chmod +x gradlew
+
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v4
+      with:
+        languages: ${{ matrix.language }}
+        build-mode: manual
+        tools: https://github.com/github/codeql-action/releases/download/codeql-bundle-v2.26.2/codeql-bundle-linux64.tar.gz
+
+    - name: Build Codebase (Compile Only)
+      run: |
+        ./gradlew compileDebugSources --no-daemon --no-build-cache
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v4
+      with:
+        category: "/language:${{matrix.language}}"