Add ruby 3.0 to test matrix

diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 12a515759b671b01fc4734890714228f356dca1f..ee2a85862bbd7599c361af83b0136dc400230619 100644 (file)
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -8,7 +8,7 @@ jobs:
     strategy:
       matrix:
         ubuntu: [18.04, 20.04]
-        ruby: [2.5, 2.7]
+        ruby: [2.5, 2.7, 3.0]
     runs-on: ubuntu-${{ matrix.ubuntu }}
     env:
       RAILS_ENV: test