game table: moving objects

[maizy]

• support objects
  • [x] game zone
  • [x] movable objects with single state
• [x] basic frontend rendering
  • [x] game zone
  • [x] object
  • [x] background
  • [x] svg background
  • [x] text
  • [x] draggable
  • [x] errors & messages
• [x] ws reconnection
• [x] draggable objects
  • [x] drag start
  • [x] lock object for current uid
  • [x] persist state
  • [x] send events
  • [x] update position for other players
  • [x] drag end
  • [x] update object state