src/lib/controllers/context.md

# Controllers

Business logic and orchestration layer

## Purpose

- Handle all business logic and state mutations
- Coordinate between services and stores
- Centralize complex operations

## Layout

```
controllers/
├── context.md          # This file
└── chat-controller.ts  # Chat operations and state management
```

## Scope

- In-scope: Business logic, state orchestration
- Out-of-scope: UI rendering, direct store access from components

## Entrypoints

- `chatController` - All chat operations

## Dependencies

- Stores for state updates
- Services for external operations