[webpubsub] add live tests (Azure#21654)

Author: iscai-msft

sdk/webpubsub/tests.yml

@@ -0,0 +1,23 @@
+trigger: none
+
+stages:
+  - template: ../../eng/pipelines/templates/stages/archetype-sdk-tests.yml
+    parameters:
+      BuildTargetingString: azure*
+      ServiceDirectory: webpubsub
+      MatrixReplace:
+        - TestSamples=.*/true
+      EnvVars:
+        WEBPUBSUB_TENANT_ID: $(webpubsub-tenant-id)
+        WEBPUBSUB_CLIENT_ID: $(webpubsub-client-id)
+        WEBPUBSUB_CLIENT_SECRET: $(webpubsub-client-secret)
+        WEBPUBSUB_SUBSCRIPTION_ID: $(webpubsub-subscription-id)
+        AZURE_TENANT_ID: $(webpubsub-tenant-id)
+        AZURE_CLIENT_ID: $(webpubsub-client-id)
+        AZURE_CLIENT_SECRET: $(webpubsub-client-secret)
+        AZURE_SUBSCRIPTION_ID: $(webpubsub-subscription-id)
+        WEBPUBSUB_REVERSE_PROXY_ENDPOINT: $(webpubsub-reverse-proxy-endpoint)
+        WEBPUBSUB_ENDPOINT: $(webpubsub-endpoint)
+        WEBPUBSUB_CONNECTION_STRING: $(webpubsub-connection-string)
+        TEST_MODE: "RunLiveNoRecord" # use when allowing preparers to create the rgs for you
+        AZURE_TEST_RUN_LIVE: "true" # use when utilizing the New-TestResources Script