Container Image Publishing On Pull Request

* Create workflow files that trigger container build and publish on pull request actions

.github/workflows/container-image-build-saas-admin-pr.yml

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+on:
+  pull_request:
+    branches:
+      - main
+    paths:
+      - "src/Saas.Admin/**"
+      - ".github/**"
+  
+name: CI/CD - PR - Container Image Build and Webhook - Saas.Admin.Service
+
+jobs:      
+  build-image:
+    name: Build and Publish Image
+    uses: Azure/azure-saas/.github/workflows/template-container-image-build.yml@main
+    with:
+      image_to_push: asdk-admin
+      tag_name: PR_$(jq --raw-output .pull_request.number "$GITHUB_EVENT_PATH")
+
+  # Add webhook jobs below here for each environment you want to automatically update
+  webhook-dev:
+    name: Image Build Webhook - Dev
+    needs: build-image
+    if: needs.build-image.result == 'success'
+    uses: Azure/azure-saas/.github/workflows/template-container-image-webhook.yml@main
+    secrets:
+      WEBHOOK_URL: ${{ secrets.ASDK_ADMIN_DEV_WEBHOOK_URL }}

.github/workflows/container-image-build-saas-application-pr.yml

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+on:
+  pull_request:
+    branches:
+      - main
+    paths:
+      - "src/Saas.Application/**"
+      - ".github/**"
+
+name: CI/CD - PR - Container Image Build and Webhook - Saas.Application.Web
+
+jobs:
+  build-image:
+    name: Build and Publish Image
+    uses: Azure/azure-saas/.github/workflows/template-container-image-build.yml@main
+    with:
+      image_to_push: asdk-web
+      tag_name: PR_$(jq --raw-output .pull_request.number "$GITHUB_EVENT_PATH")
+
+  # Add webhook jobs below here for each environment you want to automatically update
+  webhook-dev:
+    name: Image Build Webhook - Dev
+    needs: build-image
+    if: needs.build-image.result == 'success'
+    uses: Azure/azure-saas/.github/workflows/template-container-image-webhook.yml@main
+    secrets:
+      WEBHOOK_URL: ${{ secrets.ASDK_WEB_DEV_WEBHOOK_URL }}

.github/workflows/container-image-build-saas-permissions-pr.yml

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+on:
+  pull_request:
+    branches:
+      - main
+    paths:
+      - "src/Saas.Identity/Saas.Permissions/**"
+      - ".github/**" 
+
+name: CI/CD - PR - Container Image Build and Webhook - Saas.Permissions.Service
+
+jobs:
+  build-image:
+    name: Build and Publish Image
+    uses: Azure/azure-saas/.github/workflows/template-container-image-build.yml@main
+    with:
+      image_to_push: asdk-permissions
+      tag_name: PR_$(jq --raw-output .pull_request.number "$GITHUB_EVENT_PATH")
+
+  # Add webhook jobs below here for each environment you want to automatically update
+  webhook-dev:
+    name: Image Build Webhook - Dev
+    needs: build-image
+    if: needs.build-image.result == 'success'
+    uses: Azure/azure-saas/.github/workflows/template-container-image-webhook.yml@main
+    secrets:
+      WEBHOOK_URL: ${{ secrets.ASDK_PERMISSIONS_DEV_WEBHOOK_URL }}

.github/workflows/container-image-build-saas-signupadministration-pr.yml

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+on:
+  pull_request:
+    branches:
+      - main
+    paths:
+      - "src/Saas.SignupAdministration/**"
+      - ".github/**"
+
+name: CI/CD - PR - Container Image Build and Webhook - Saas.SignupAdministration.Web
+
+jobs: 
+  build-image:
+    name: Build and Publish Image
+    uses: Azure/azure-saas/.github/workflows/template-container-image-build.yml@main
+    with:
+      image_to_push: asdk-signup
+      tag_name: PR_$(jq --raw-output .pull_request.number "$GITHUB_EVENT_PATH")
+
+  # Add webhook jobs below here for each environment you want to automatically update
+  webhook-dev:
+    name: Image Build Webhook - Dev
+    needs: build-image
+    if: needs.build-image.result == 'success'
+    uses: Azure/azure-saas/.github/workflows/template-container-image-webhook.yml@main
+    secrets:
+      WEBHOOK_URL: ${{ secrets.ASDK_SIGNUP_DEV_WEBHOOK_URL }}