tests.yaml in i18n-js-3.9.1

- old
+ new

@@ -2,15 +2,17 @@
 
 on:
   pull_request:
     branches:
       - main
+      - v3
     paths-ignore:
       - 'README.md'
   push:
     branches:
       - main
+      - v3
     paths-ignore:
       - 'README.md'
 
 jobs:
   ruby_unit_tests:
@@ -24,10 +26,12 @@
         ruby:
           - 2.4
           - 2.5
           - 2.6
           - 2.7
+          - '3.0'
+          - 3.1
         gemfile:
           - gemfiles/i18n_0_6.gemfile
           - gemfiles/i18n_0_7.gemfile
           - gemfiles/i18n_0_8.gemfile
           - gemfiles/i18n_0_9.gemfile
@@ -38,9 +42,10 @@
           - gemfiles/i18n_1_4.gemfile
           - gemfiles/i18n_1_5.gemfile
           - gemfiles/i18n_1_6.gemfile
           - gemfiles/i18n_1_7.gemfile
           - gemfiles/i18n_1_8.gemfile
+          - gemfiles/i18n_1_9.gemfile
         allow_failures:
           - false
         include:
           - os: ubuntu
             ruby: ruby-head