Added github action to deploy function app

.github/workflows/build-deploy-functionapp.yml

@@ -0,0 +1,44 @@
+name: Deploy DotNet project to Azure Function App
+
+on:
+  [push]
+
+# CONFIGURATION
+# For help, go to https://github.com/Azure/Actions
+#
+# 1. Set up the following secrets in your repository:
+#   AZURE_FUNCTIONAPP_PUBLISH_PROFILE
+#
+# 2. Change these variables for your configuration:
+env:
+  AZURE_FUNCTIONAPP_NAME: 'AltinnAuthAuditLogFunctions20230817134647'   # set this to your function app name on Azure
+  AZURE_FUNCTIONAPP_PACKAGE_PATH: './src/Functions/Altinn.Auth.AuditLog.Functions'       # set this to the path to your function app project, defaults to the repository root
+  DOTNET_VERSION: '6.0.x'                   # set this to the dotnet version to use (e.g. '2.1.x', '3.1.x', '5.0.x')
+
+jobs:
+  build-and-deploy:
+    runs-on: windows-latest
+    environment: dev
+    steps:
+    - name: 'Checkout GitHub Action'
+      uses: actions/checkout@v3
+
+    - name: Setup DotNet ${{ env.DOTNET_VERSION }} Environment
+      uses: actions/setup-dotnet@v3
+      with:
+        dotnet-version: ${{ env.DOTNET_VERSION }}
+
+    - name: 'Resolve Project Dependencies Using Dotnet'
+      shell: pwsh
+      run: |
+        pushd './${{ env.AZURE_FUNCTIONAPP_PACKAGE_PATH }}'
+        dotnet build --configuration Release --output ./output
+        popd
+
+    - name: 'Run Azure Functions Action'
+      uses: Azure/functions-action@v1
+      id: fa
+      with:
+        app-name: ${{ env.AZURE_FUNCTIONAPP_NAME }}
+        package: '${{ env.AZURE_FUNCTIONAPP_PACKAGE_PATH }}/output'
+        publish-profile: ${{ secrets.AZURE_FUNCTIONAPP_PUBLISH_PROFILE }}