Update assistant persona to Mintoak Website Assistant, add evaluation scripts and update data

Update RAG instructions for B2B merchant engagement and add evaluation report

formated the output

Update codebase and configure automatic environment switcher (excluding MLX adapters)

feat: implement config-driven query enhancement registry and sync all workspaces

Sync frontend lead capture form and endpoints to Space

Deploy UI update like GPT and chat histroy

Optimize frontend HTML rendering by throttling markdown parse

Deploy RAG chatbot with auto-population