Merge branch 'main' into release-please--branches--main

packages/google-chat/protos/google/chat/v1/annotation.proto

@@ -139,6 +139,9 @@ message RichLinkMetadata {
 
     // A Google Drive rich link type.
     DRIVE_FILE = 1;
+
+    // A Chat space rich link type. For example, a space smart chip.
+    CHAT_SPACE = 2;
   }
 
   // The URI of this link.
@@ -151,6 +154,9 @@ message RichLinkMetadata {
   oneof data {
     // Data for a drive link.
     DriveLinkData drive_link_data = 3;
+
+    // Data for a chat space link.
+    ChatSpaceLinkData chat_space_link_data = 4;
   }
 }
 
@@ -165,6 +171,29 @@ message DriveLinkData {
   string mime_type = 2;
 }
 
+// Data for Chat space links.
+message ChatSpaceLinkData {
+  // The space of the linked Chat space resource.
+  //
+  // Format: `spaces/{space}`
+  string space = 1
+      [(google.api.resource_reference) = { type: "chat.googleapis.com/Space" }];
+
+  // The thread of the linked Chat space resource.
+  //
+  // Format: `spaces/{space}/threads/{thread}`
+  string thread = 2 [
+    (google.api.resource_reference) = { type: "chat.googleapis.com/Thread" }
+  ];
+
+  // The message of the linked Chat space resource.
+  //
+  // Format: `spaces/{space}/messages/{message}`
+  string message = 3 [
+    (google.api.resource_reference) = { type: "chat.googleapis.com/Message" }
+  ];
+}
+
 // Type of the annotation.
 enum AnnotationType {
   // Default value for the enum. Don't use.