Add ci build workflow (#31)

* Add ci build workflow

* Using cake build

* Update readme

.github/workflows/ci.yml

@@ -0,0 +1,43 @@
+name: .NET Build, Test and publish
+
+on:
+  push:
+    branches: [ "main", "master" ]
+    paths: [ 'src/**' ]
+  pull_request:
+    branches: [ "main", "master" ]
+    paths: [ 'src/**' ]
+  release:    
+    types: [published,edited]
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps: 
+    - uses: actions/checkout@v4
+      with:
+          fetch-depth: 0  # Shallow clones should be disabled for a better relevancy of analysis
+
+    - name: Fetch all history for all tags and branches
+      run: git fetch --prune --unshallow     
+      
+    - name: Setup .NET
+      uses: actions/setup-dotnet@v2
+      with:
+        dotnet-version: | 
+          8.0.x
+          9.0.x
+    
+    - name: Run Cake script
+      uses: cake-build/cake-action@v1
+      with:
+        verbosity: Diagnostic
+      env:
+        NUGET_API_KEY: ${{ secrets.NUGET_API_KEY}}  
+        SONAR_LOGIN: ${{ secrets.SONAR_LOGIN }} 
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}