Legg til codeql (#924)

.github/workflows/codeql-analysis.yml

@@ -0,0 +1,38 @@
+name: CodeQL
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: '0 0 * * 3'
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+    strategy:
+      fail-fast: false
+      matrix:
+        language: [ 'kotlin' ]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@v2
+        with:
+          languages: ${{ matrix.language }}
+      - name: Setup java
+        uses: actions/setup-java@v3
+        with:
+          distribution: temurin
+          java-version: 21
+      - name: Bygg med maven
+        env:
+          GITHUB_USERNAME: x-access-token
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: mvn -B --no-transfer-progress package --settings .m2/maven-settings.xml --file pom.xml
+      - name: Perform CodeQL Analysis
+        uses: github/codeql-action/analyze@v2
+        with:
+          category: "/language:${{matrix.language}}"