chore(main): release google-cloud-pubsub 3.1.0 (#32268)

Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply.github.com>

Author: release-please[bot]

.release-please-manifest.json

@@ -647,7 +647,7 @@
   "google-cloud-profiler+FILLER": "0.0.0",
   "google-cloud-profiler-v2": "1.4.1",
   "google-cloud-profiler-v2+FILLER": "0.0.0",
-  "google-cloud-pubsub": "3.0.3",
+  "google-cloud-pubsub": "3.1.0",
   "google-cloud-pubsub+FILLER": "0.0.0",
   "google-cloud-pubsub-v1": "1.14.1",
   "google-cloud-pubsub-v1+FILLER": "0.0.0",

google-cloud-pubsub/CHANGELOG.md

@@ -1,5 +1,14 @@
 # Release History
 
+### 3.1.0 (2025-12-12)
+
+#### Features
+
+* Add skip_lookup to Project#publisher to enable lazy loading ([#32263](https://github.com/googleapis/google-cloud-ruby/issues/32263)) 
+#### Documentation
+
+* Fix overview documentation URL 
+
 ### 3.0.3 (2025-11-04)
 
 #### Documentation

google-cloud-pubsub/lib/google/cloud/pubsub/version.rb

@@ -16,7 +16,7 @@
 module Google
   module Cloud
     module PubSub
-      VERSION = "3.0.3".freeze
+      VERSION = "3.1.0".freeze
     end
 
     Pubsub = PubSub unless const_defined? :Pubsub