feat: Add comprehensive GitHub Actions CI workflow for PR testing#2

ocean merged 1 commit intomainocean/ecto_libsql:mainfrom

claude/ci-workflow-setup-01Dmzdt2au8tNzk1xX9MRMdhocean/ecto_libsql:claude/ci-workflow-setup-01Dmzdt2au8tNzk1xX9MRMdhCopy head branch name to clipboard