refactor: update environment variable handling in workflows to include timestamp

Author: Vamshi-Microsoft

.github/workflows/azd-template-validation.yml

@@ -17,6 +17,9 @@ jobs:
     steps:
       - uses: actions/checkout@v6
 
+      - name: Set timestamp
+        run: echo "HHMM=$(date -u +'%H%M')" >> $GITHUB_ENV
+
       - uses: microsoft/template-validation-action@v0.4.3
         with:
           validateAzd: ${{ vars.TEMPLATE_VALIDATE_AZD }}
@@ -27,7 +30,7 @@ jobs:
           AZURE_CLIENT_ID: ${{ secrets.AZURE_CLIENT_ID }}
           AZURE_TENANT_ID: ${{ secrets.AZURE_TENANT_ID }}
           AZURE_SUBSCRIPTION_ID: ${{ secrets.AZURE_SUBSCRIPTION_ID }}
-          AZURE_ENV_NAME: ${{ vars.AZURE_ENV_NAME }}${{ github.run_number }}
+          AZURE_ENV_NAME: azd-${{ vars.AZURE_ENV_NAME }}-${{ env.HHMM }}
           AZURE_LOCATION: ${{ vars.AZURE_LOCATION }}
           AZURE_ENV_AI_SERVICE_LOCATION: ${{ vars.AZURE_ENV_AI_SERVICE_LOCATION || 'eastus2' }}
           USE_CASE: ${{ vars.USE_CASE || 'telecom' }}

.github/workflows/azure-dev.yml

@@ -15,7 +15,6 @@ jobs:
       AZURE_CLIENT_ID: ${{ secrets.AZURE_CLIENT_ID }}
       AZURE_TENANT_ID: ${{ secrets.AZURE_TENANT_ID }}
       AZURE_SUBSCRIPTION_ID: ${{ secrets.AZURE_SUBSCRIPTION_ID }}
-      AZURE_ENV_NAME: ${{ vars.AZURE_ENV_NAME }}${{ github.run_number }}
       AZURE_LOCATION: ${{ vars.AZURE_LOCATION }}
       AZURE_ENV_AI_SERVICE_LOCATION: ${{ vars.AZURE_ENV_AI_SERVICE_LOCATION || 'eastus2' }}
       USE_CASE: ${{ vars.USE_CASE || 'telecom' }}
@@ -24,6 +23,11 @@ jobs:
       - name: Checkout Code
         uses: actions/checkout@v4
 
+      - name: Set timestamp and env name
+        run: |
+          HHMM=$(date -u +'%H%M')
+          echo "AZURE_ENV_NAME=azd-${{ vars.AZURE_ENV_NAME }}-${HHMM}" >> $GITHUB_ENV
+
       - name: Install azd
         uses: Azure/setup-azd@v2