Add workflow for CodeQL analysis action

Author: andyone

.github/workflows/codeql-analysis.yml

@@ -0,0 +1,31 @@
+name: "CodeQL"
+
+on:
+  push:
+    branches: [master, develop]
+  pull_request:
+    branches: [master]
+  schedule:
+    - cron: '0 17 * * 1,3,5'
+
+jobs:
+  analyse:
+    name: Analyse
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v2
+      with:
+        fetch-depth: 2
+
+    - run: git checkout HEAD^2
+      if: ${{ github.event_name == 'pull_request' }}
+
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v1
+      with:
+        languages: go
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v1