ci: add sonarcloud github workflow

Author: Martin Petrov

.github/workflows/sonarcloud.yml

@@ -0,0 +1,28 @@
+on:
+  # Trigger analysis when pushing in master or pull requests, and when creating
+  # a pull request.
+  push:
+    branches:
+      - master
+  pull_request:
+      types: [opened, synchronize, reopened]
+name: SonarCloud
+jobs:
+  sonarcloud:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+      with:
+        # Disabling shallow clone is recommended for improving relevancy of reporting
+        fetch-depth: 0
+    - name: SonarCloud Scan
+      uses: sonarsource/sonarcloud-github-action@master
+      with:
+        args: >
+         -Dsonar.organization=managedcloudapplications 
+         -Dsonar.projectKey=iac-app-junaliikennointi-ravi 
+         -Dsonar.sources=. 
+         -Dsonar.host.url=https://sonarcloud.io
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}