Add function workflows

Author: marvinbuss

.github/workflows/_functionAppDeployTemplate.yml

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+name: Function App Deploy Template
+
+on:
+  workflow_call:
+    inputs:
+      environment:
+        required: true
+        type: string
+        default: "dev"
+        description: "Specifies the environment of the deployment."
+      python_version:
+        required: true
+        type: string
+        default: "3.10"
+        description: "Specifies the python version."
+      function_directory:
+        required: true
+        type: string
+        description: "Specifies the directory of the Azure Function."
+      function_name:
+        required: true
+        type: string
+        description: "Specifies the name of the Azure Function."
+    secrets:
+      FUNCTION_PUBLISH_PROFILE:
+        required: true
+        description: "Specifies the publish profile of the function."
+
+jobs:
+  deployment:
+    name: Function App Deploy
+    runs-on: self-hosted
+    continue-on-error: false
+    environment: ${{ inputs.environment }}
+
+    steps:
+      # Setup Python 3.10
+      - name: Setup Python 3.10
+        id: python_setup
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ inputs.python_version }}
+
+      # Check Out Repository
+      - name: Check Out Repository
+        id: checkout_repository
+        uses: actions/checkout@v3
+
+      # Install Function Dependencies
+      - name: Resolve Function Dependencies
+        id: function_dependencies
+        shell: bash
+        run: |
+          pushd '${{ inputs.function_directory }}'
+          python -m pip install --upgrade pip
+          pip install -r requirements.txt --target=".python_packages/lib/site-packages"
+          popd
+
+      # Deploy Function
+      - name: Deploy Function
+        id: function_deploy
+        uses: Azure/functions-action@v1
+        with:
+          app-name: ${{ inputs.function_name }}
+          package: ${{ inputs.function_directory }}
+          publish-profile: ${{ secrets.FUNCTION_PUBLISH_PROFILE }}
+          scm-do-build-during-deployment: true
+          enable-oryx-build: true

.github/workflows/_functionAppTestTemplate.yml

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+name: Function App Test Template
+
+on:
+  workflow_call:
+    inputs:
+      python_version:
+        required: true
+        type: string
+        default: "3.10"
+        description: "Specifies the python version."
+      function_directory:
+        required: true
+        type: string
+        description: "Specifies the directory of the Azure Function."
+
+jobs:
+  deployment:
+    name: Function App Test
+    runs-on: ubuntu-latest
+    continue-on-error: false
+
+    steps:
+      # Setup Python 3.10
+      - name: Setup Python 3.10
+        id: python_setup
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ inputs.python_version }}
+
+      # Check Out Repository
+      - name: Check Out Repository
+        id: checkout_repository
+        uses: actions/checkout@v3
+
+      # Run Python Tests
+      - name: Run Python Tests
+        id: python_test
+        run: |
+          pip install -r ${{ inputs.function_directory }}/requirements.txt -q
+          pip install -r requirements.txt -q
+          pytest

.github/workflows/functionApp.yml

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+name: Function App Deployment
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - "**.py"
+
+  pull_request:
+    branches:
+      - main
+    paths:
+      - "**.py"
+
+jobs:
+  function_test:
+    uses: ./.github/workflows/_functionAppTestTemplate.yml
+    name: "Function App Test"
+    with:
+      python_version: "3.10"
+      function_directory: "./code/function"
+
+  function_deploy:
+    uses: ./.github/workflows/_functionAppDeployTemplate.yml
+    name: "Function App Deploy"
+    needs: [function_test]
+    if: github.event_name == 'push' || github.event_name == 'release'
+    with:
+      environment: "dev"
+      python_version: "3.10"
+      function_directory: "./code/function"
+      function_name: "myfunc-dev-fctn001"
+    secrets:
+      FUNCTION_PUBLISH_PROFILE: ${{ secrets.FUNCTION_PUBLISH_PROFILE }}