v1.1.1: Chat Composer Lean Refactor #15
Description
Parent epic: #14
Scope
- Split large ChatInput component into lean core and advanced sections
- Keep advanced controls behind explicit expand
- Condense quick actions into a focused menu
- Collapse SOCAkit panel by default
Acceptance
- Default composer is uncluttered and workflow-first
- Advanced controls remain available without regressions
- Sidebar layout is stable on desktop and narrow widths