Merge remote-tracking branch 'origin/x509-add-mtls-support' into x509-add-mtls-support

Author: nbayati

.github/workflows/multi_approvers.yaml

@@ -26,6 +26,6 @@ concurrency:
 
 jobs:
   multi-approvers:
-    uses: 'abcxyz/pkg/.github/workflows/multi-approvers.yml@main'
+    uses: 'abcxyz/pkg/.github/workflows/multi-approvers.yml@1d1cedf7768d17dde23bb2cda24bc1fb950e9f92'
     with:
       org-members-path: 'googleapis/google-auth-library-java/main/.github/workflows/members.json'

README.md

@@ -36,6 +36,7 @@ information, refer to [documentation](https://cloud.google.com/docs/authenticati
       * [Gradle](#gradle)
       * [Scala](#scala)
   * [Migrating from GoogleCredential to GoogleCredentials](#migrating-from-googlecredential-to-googlecredentials)
+* [Troubleshooting](#troubleshooting)
 * [google-auth-library-oauth2-http](#google-auth-library-oauth2-http)
   * [Application Default Credentials](#application-default-credentials)
   * [ImpersonatedCredentials](#impersonatedcredentials)
@@ -171,6 +172,9 @@ For [Google Api Client Library](https://cloud.google.com/apis/docs/client-librar
 For [Cloud Client Libraries](https://cloud.google.com/apis/docs/client-libraries-explained#cloud-client-libraries), the library will follow ADC to create a 
 default GoogleCredential. Users do not need to manually create any Credentials or pass it into the library.
 
+### Troubleshooting
+This library provides logging for debugging purposes. Please refer to [this guide](https://cloud.google.com/java/docs/bom#client_library_debug_logging) to enable debug logging feature.
+
 ## google-auth-library-oauth2-http
 
 ### Application Default Credentials