feat: Add new gcloud commands, API clients, and third-party libraries across various services.

gcloud auth application-default login/google-cloud-sdk/lib/surface/datastream/routes/describe.yaml

@@ -0,0 +1,26 @@
+release_tracks: [BETA, GA]
+BETA:
+  deprecate:
+    is_removed: false
+    warning: |
+      This command has been deprecated.
+      Use `gcloud datastream routes describe` instead.
+
+help_text:
+  brief: Show details about the route.
+  description: Show details about the route.
+  examples: |
+    To show details about a device, run:
+
+      $ {command} my-route --private-connection=pc --location=us-central1
+
+request:
+  collection: datastream.projects.locations.privateConnections.routes
+  api_version: v1
+
+arguments:
+  resource:
+    help_text: The route you want to describe.
+    # The following should point to the resource argument definition under your
+    # surface's command_lib directory:
+    spec: !REF googlecloudsdk.command_lib.datastream.resources:route