refactor: Update ADL CLI version to 0.21.6 and modify agent metadata file references#8

edenreich merged 2 commits intomaininference-gateway/documentation-agent:mainfrom

refactor/rename-agent-card-json-for-better-compatibilityinference-gateway/documentation-agent:refactor/rename-agent-card-json-for-better-compatibilityCopy head branch name to clipboard