docs(readme): update auth instructions for automatic code capture

Merge pull request #29 from johnie/changeset-release/main

chore: version packages

Merge pull request #28 from johnie/feature/improve-auth

chore: add changeset for improved auth flow

feat(cli): add --manual flag to auth command

feat(auth): implement local OAuth callback server

feat(auth): add normalizeRedirectUri and configurable redirect URI

docs: prefer interface over type for object types

Merge pull request #27 from johnie/changeset-release/main

chore: version packages

Merge pull request #26 from johnie/feature/updates-2026-01-30

chore: add changeset for googleapis migration

refactor: replace googleapis with specific packages

Merge pull request #25 from johnie/changeset-release/main