gdscript

Merge pull request #74 from exercism-bot/org-wide-files/10701516276

incorporate bin/verify-exercises-in-docker into readme

Merge pull request #112 from exercism/dependabot/github_actions/actions/checkout-df4cb1c069e1874edd31b4311f1884172cec0e10

Bump actions/checkout

Merge pull request #111 from keiravillekode/verify-exercises-in-docker