ci: add codeql workflow

Adding similar codeql workflow as in zephyr-rtos.

Signed-off-by: Kari Hamalainen <[email protected]>

Author: karhama

.github/codeql/codeql-actions-config.yml

@@ -0,0 +1,2 @@
+paths:
+  - .github

.github/codeql/codeql-js-config.yml

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+paths:
+  - doc

.github/workflows/codeql.yml

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+name: "CodeQL"
+
+on:
+  push:
+    branches:
+      - main
+      - v*-branch
+  pull_request:
+    branches:
+      - main
+      - v*-branch
+
+permissions:
+  contents: read
+jobs:
+  analyze:
+    name: Analyze (${{ matrix.language }})
+    runs-on: ubuntu-24.04
+    permissions:
+      security-events: write
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - language: python
+            build-mode: none
+          - language: actions
+            build-mode: none
+            config: ./.github/codeql/codeql-actions-config.yml
+          - language: javascript-typescript
+            build-mode: none
+            config: ./.github/codeql/codeql-js-config.yml
+    steps:
+      - name: Checkout
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@f1f6e5f6af878fb37288ce1c627459e94dbf7d01 # v3.30.1
+        with:
+          languages: ${{ matrix.language }}
+          build-mode: ${{ matrix.build-mode }}
+          queries: security-extended
+          config-file: ${{ matrix.config }}
+
+      - if: matrix.build-mode == 'manual'
+        shell: bash
+        run: |
+          echo "nothing yet"
+          exit 0
+
+      - name: Perform CodeQL Analysis
+        uses: github/codeql-action/analyze@f1f6e5f6af878fb37288ce1c627459e94dbf7d01 # v3.30.1
+        with:
+          category: "/language:${{matrix.language}}"