Module context 

Context assembly — builds LLM prompts with token budget management.

Manages the token budget for LLM context windows:

• System prompt (~500 tokens)
• User model snapshot (~300 tokens)
• Conversation history (~2000 tokens)
• Retrieved memories (remaining budget)
• Response buffer (~400 tokens)

Structs

ContextAssembler

Context assembler — builds prompts respecting token budgets.

TokenBudget

Token budget allocation.

UserProfile

User profile data for context injection.

Constants

ONBOARDING_ADDENDUM

System-prompt addendum injected while the user has fewer than 5 facts. Makes the LLM naturally curious and question-asking during onboarding.

ONBOARDING_GREETING

Hardcoded greeting for first-ever chat session (0 facts). Printed directly — no LLM call needed.

TOKEN_BUDGETS

Default token budgets.