• Merge pull request #561 from kaitranntt/fix/552-review-followups
• fix(ui): use type-only import for KiroAuthMethod
• docs(kiro): document method-aware auth behavior
• fix(ui): add method-aware kiro auth flow parity
• fix(web-server): make kiro auth routes method-aware
• fix(cli): add kiro auth-method flag wiring and help
• fix(cliproxy): align kiro auth methods with upstream contracts
• fix(cliproxy): harden kiro device-code auth flow consistency