.circleci/config.yml in socrates-0.1.25 vs .circleci/config.yml in socrates-0.1.26

@@ -2,10 +2,10 @@
 jobs:
   build:
     parallelism: 1
     working_directory: ~/socrates
     docker:
-      - image: circleci/ruby:2.7.0
+      - image: circleci/ruby:3.0.0
     steps:
       - checkout
 
       # Restore bundle cache, with fallbacks to increase the likeliness of a cache hit
       - restore_cache: