added codeql

.github/workflows/codeql.yml

@@ -0,0 +1,30 @@
+name: CodeQL
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v2
+
+    - name: Set up CodeQL
+      uses: github/codeql-action/setup@v2
+      with:
+        languages: cpp
+
+    - name: Auto-detect CodeQL packs
+      uses: github/codeql-action/autodetect@v2
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v2
+      with:
+        category: "security"
+

.gitignore

@@ -32,3 +32,4 @@
 *.app
 /output
 /.qtcreator
+/.docker