refactor(auth): implement browser-based and refreshed token authentication flow#15

kop merged 2 commits intomainfirebolt-db/fb-cli:mainfrom

kop/fb-336-fb-cli-oauth-pkce-browser-auth-and-os-keychain-secretfirebolt-db/fb-cli:kop/fb-336-fb-cli-oauth-pkce-browser-auth-and-os-keychain-secretCopy head branch name to clipboard