chore(main): release bigtable 1.51.0

Author: release-please[bot]

.release-please-individual-manifest.json

@@ -4,7 +4,7 @@
   "auth/oauth2adapt": "0.2.8",
   "bigquery": "1.77.0",
   "bigquery/v2": "0.0.0",
-  "bigtable": "1.50.0",
+  "bigtable": "1.51.0",
   "compute/metadata": "0.9.0",
   "datastore": "1.24.0",
   "firestore": "1.22.0",

bigtable/CHANGES.md

@@ -1,5 +1,16 @@
 # Changes
 
+## [1.51.0](https://github.com/googleapis/google-cloud-go/compare/bigtable/v1.50.0...bigtable/v1.51.0) (2026-07-09)
+
+
+### Features
+
+* **bigtable:** Add debug tag counter (recordDebugTag / assertDebugTag) ([#20114](https://github.com/googleapis/google-cloud-go/issues/20114)) ([3c97590](https://github.com/googleapis/google-cloud-go/commit/3c97590192a19306612389e9d55b93b538e8584b))
+* **bigtable:** Add Session state enum ([#19981](https://github.com/googleapis/google-cloud-go/issues/19981)) ([0748972](https://github.com/googleapis/google-cloud-go/commit/07489725b63174375f7faa68b7aad18cc638c27b))
+* **bigtable:** Enable new auth library and JWT for instance admin client ([#20013](https://github.com/googleapis/google-cloud-go/issues/20013)) ([21c4a44](https://github.com/googleapis/google-cloud-go/commit/21c4a448adf789e8acaebfaed7df5c49ac434aab))
+* **bigtable:** Modularize channel priming behind a ChannelPrimer interface ([#20027](https://github.com/googleapis/google-cloud-go/issues/20027)) ([5214ab7](https://github.com/googleapis/google-cloud-go/commit/5214ab7033bd8a5aa672878ae17ce828d5d78c3c))
+* **bigtable:** Modularize Direct Access compatibility check ([#19987](https://github.com/googleapis/google-cloud-go/issues/19987)) ([a25e93d](https://github.com/googleapis/google-cloud-go/commit/a25e93d25635b8fd42985edbe0290ba9a8cf2169))
+
 ## [1.50.0](https://github.com/googleapis/google-cloud-go/compare/bigtable/v1.49.0...bigtable/v1.50.0) (2026-06-17)
 
 

bigtable/internal/version.go

@@ -376,7 +376,7 @@ libraries:
       - README.md
     skip_release: true
   - name: bigtable
-    version: 1.50.0
+    version: 1.51.0
     apis:
       - path: google/bigtable/v2
         go: