ci(codql): Add codeQL from github (#100)

This commit is to add codeQL scanning, which was recently introduced by github

Signed-off-by: Tam Mach <sayboras@yahoo.com>

.github/workflows/codeql.yaml

@@ -0,0 +1,44 @@
+name: "Code Scanning - Action"
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    # The branches below must be a subset of the branches above
+    branches: [ master ]
+  schedule:
+    - cron: '0 17 * * 5'
+
+jobs:
+  codeQL:
+    # CodeQL runs on ubuntu-latest, windows-latest, and macos-latest
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+        with:
+          # Must fetch at least the immediate parents so that if this is
+          # a pull request then we can checkout the head of the pull request.
+          # Only include this option if you are running this workflow on pull requests.
+          fetch-depth: 2
+
+      # If this run was triggered by a pull request event then checkout
+      # the head of the pull request instead of the merge commit.
+      # Only include this step if you are running this workflow on pull requests.
+      - run: git checkout HEAD^2
+        if: ${{ github.event_name == 'pull_request' }}
+
+      # Initializes the CodeQL tools for scanning.
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@v1
+        # Override language selection by uncommenting this and choosing your languages
+        with:
+          language: 'javascript'
+
+      - run: |
+          npm install
+          npm run all
+
+      - name: Perform CodeQL Analysis
+        uses: github/codeql-action/analyze@v1