GenericLevelServer
class GenericLevelServer
Generic Level Server for a local mesh element.
Represents a variable-level device on the mesh network (e.g., dimmable light, volume control, position servo). The server maintains the current signed 16-bit level and handles incoming GET/SET messages from remote clients.
Level range: -32768 to 32767. Common mappings include:
0x0000 = off, 0x7FFF = full brightness (lighting)
0x0000 = mute, 0x7FFF = max volume (audio)