chore: librarian release pull request: 20260204T190438Z (googleapis#13782)

PR created by the Librarian CLI to initialize a release. Merging this PR
will auto trigger a release.

Librarian Version: v0.8.0
Language Image:
us-central1-docker.pkg.dev/cloud-sdk-librarian-prod/images-prod/librarian-go@sha256:01189c9771ac4150742aed38eb52e19a008018889066002742034b7f82db070f
<details><summary>bigtable: 1.42.0</summary>

##
[1.42.0](googleapis/google-cloud-go@bigtable/v1.41.0...bigtable/v1.42.0)
(2026-02-04)

### Features

* add TieredStorageConfig to table admin api (PiperOrigin-RevId:
863493708)
([611f239](googleapis@611f2392))

* add dynamic channel support (#2) (googleapis#13504)
([65a3c4e](googleapis@65a3c4ec))

* add ip protocol for bigtable connection (googleapis#13520)
([6f86983](googleapis@6f86983e))

* add metrics exporter for outstandingrpcs and perconnectionerror count
(googleapis#13510)
([7f1b36a](googleapis@7f1b36ac))

* add client startup time metrics. (googleapis#13521)
([8f90da3](googleapis@8f90da38))

* introduce prime() method and load counting based on unary,streaming
and ability to remove connection (googleapis#13419)
([c6773ce](googleapis@c6773ceb))

### Bug Fixes

* handle client region and client host name based on ote… (googleapis#13752)
([0429170](googleapis@0429170f))

* fix a nil pointer deference in remove connections when… (googleapis#13535)
([9d2ba82](googleapis@9d2ba82e))

### Performance Improvements

* use passthrough with emulator endpoint (googleapis#13739)
([dafbca2](googleapis@dafbca22))

</details>

Author: bhshkh

.librarian/state.yaml

@@ -1182,7 +1182,7 @@ libraries:
       - internal/generated/snippets/bigquery/v2
     tag_format: bigquery/v{version}
   - id: bigtable
-    version: 1.41.0
+    version: 1.42.0
     last_generated_commit: 7a5706618f42f482acf583febcc7b977b66c25b2
     apis:
       - path: google/bigtable/admin/v2

bigtable/CHANGES.md

@@ -1,5 +1,25 @@
 # Changes
 
+## [1.42.0](https://github.com/googleapis/google-cloud-go/releases/tag/bigtable%2Fv1.42.0) (2026-02-04)
+
+### Features
+
+* add TieredStorageConfig to table admin api ([611f239](https://github.com/googleapis/google-cloud-go/commit/611f239219225fb03f6475c7238f497a349961e2))
+* add client startup time metrics.  (#13521) ([8f90da3](https://github.com/googleapis/google-cloud-go/commit/8f90da38abc674f23ad0d0289ece3b376caa8746))
+* add dynamic channel support (#2) (#13504) ([65a3c4e](https://github.com/googleapis/google-cloud-go/commit/65a3c4ec26fc3765f4665259226f93ee32abd054))
+* add ip protocol for bigtable connection (#13520) ([6f86983](https://github.com/googleapis/google-cloud-go/commit/6f86983e4b307d45397e36d1498635524ac7615e))
+* add metrics exporter for outstandingrpcs and perconnectionerror count  (#13510) ([7f1b36a](https://github.com/googleapis/google-cloud-go/commit/7f1b36acdf2fddb6bd7b41753a7244021686acf0))
+* introduce prime() method and load counting based on unary,streaming and ability to remove connection (#13419) ([c6773ce](https://github.com/googleapis/google-cloud-go/commit/c6773ceb279f2146eb13a6795d79a0415f71ea41))
+
+### Bug Fixes
+
+* fix a nil pointer deference in remove connections when… (#13535) ([9d2ba82](https://github.com/googleapis/google-cloud-go/commit/9d2ba82ecd770d3e3a18c79e2792ab7ac502240e))
+* handle client region and client host name based on ote… (#13752) ([0429170](https://github.com/googleapis/google-cloud-go/commit/0429170f45ddba05095ca3eedaec25675025fe22))
+
+### Performance Improvements
+
+* use passthrough with emulator endpoint (#13739) ([dafbca2](https://github.com/googleapis/google-cloud-go/commit/dafbca228eae9a07548996f925854d46e6a719e5))
+
 ## [1.41.0](https://github.com/googleapis/google-cloud-go/releases/tag/bigtable%2Fv1.41.0) (2025-12-15)
 
 ### Features