Add totp support in keyboard-interactive authentication mode

[NightWatcher314]

Summary

Adds Time-based One-time Password (TOTP) support to SSH keyboard-interactive authentication with automatic code generation and smart prompt detection.

Key Features

• TOTP Integration: Store Base32 TOTP secrets in SSH profiles
• Auto-fill: Automatically generates and inputs TOTP codes during authentication
• Smart Detection: Recognizes TOTP prompts (verification code, authenticator, etc.)
• Real-time UI: Live TOTP display with 30-second countdown timer
• Seamless Experience: Works alongside existing password authentication

Technical Changes

• Added TOTPService with RFC 6238 compliant TOTP generation
• Enhanced KeyboardInteractiveAuthComponent with TOTP lifecycle management
• Added TOTP secret configuration in SSH profile settings
• Implemented automatic prompt detection and code refresh

Preview

config

auto-fill

[NightWatcher314]

Sure, I will fix these problems.

[bigbeef]

老铁，我急需这个功能

[NightWatcher314]

老铁，我急需这个功能 好的，我近期再看看怎么加上去。因为 tabby 当时好一段时间没有合我的 pr，所以我后来换到了 kitty，给 kitty 增加了 totp 的功能。