fork: 定制修改 + 敏感数据清理

- agent 名改为「澜」，prompt 从外部文件加载
- 添加中文 i18n (I18N/zh/)
- docker-compose: 添加 healthcheck、移除 fastapi 服务
- bot/main.py: 添加 UnknownIntent 错误处理
- config.py → config.py.example，排除私人配置
- prompts/*.txt 排除，提供 .sample 模板
- .env.example 格式优化

send_answer: dynamic budget, safe HTML splitting, pre/code fixes, HTML comments escaping; agents_: tool routing wording; cleanup (remove dead code)

feat: Add task scheduler system, multiple admins support, GPT-5 integration

- Add complete task scheduling system with CRUD operations
- Support for once/daily/interval task types
- Multiple admins support throughout the system
- GPT-5 integration for Deep Agent with reasoning capabilities
- New AI tools for task management (create, update, delete, list)
- Improved localization with task scheduler messages
- Fixed credit allocation logic for admins
- Enhanced user experience with structured capability descriptions
- Added performance optimizations for MCP servers

Initial commit