Ship and weapon updates now apply locally immediately so stepper clicks
feel instant. Server sends are debounced (300ms) and batched so rapid
clicks produce a single network call.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Implements ship list store (REST-based) and ship detail store (Socket.IO-based)
with room join/leave, reconnection handling, and real-time event listeners.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>