adding github action for sonar and added sonar property file

.github/workflows/sonar.yml

@@ -0,0 +1,24 @@
+name: Sonarqube_CI
+on:
+  pull_request: 
+    branches: 
+      - '**'
+  workflow_dispatch:
+
+jobs:
+  build:
+    name: Sonarqube_CI
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - uses: sonarsource/sonarqube-scan-action@master
+        env:
+          SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
+          SONAR_HOST_URL: ${{ secrets.SONAR_HOST_URL }}
+      # Job will fail when the Quality Gate is red
+      - uses: sonarsource/sonarqube-quality-gate-action@master
+        timeout-minutes: 5
+        env:
+          SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}

sonar-project.properties

@@ -0,0 +1 @@
+sonar.projectKey=generis