BREAKING CHANGE(core): rework core device architecture: consolidate protocols into a protocols/ module, introduce UniversalDevice + factories, and remove many legacy device-specific classes (breaking API changes)

ts/protocols/index.ts

@@ -0,0 +1,56 @@
+/**
+ * Protocol implementations
+ * All network communication protocols for device interaction
+ */
+
+// eSCL/AirScan scanner protocol
+export { EsclProtocol } from './protocol.escl.js';
+
+// SANE network scanner protocol
+export { SaneProtocol } from './protocol.sane.js';
+
+// IPP printer protocol
+export { IppProtocol } from './protocol.ipp.js';
+
+// SNMP query protocol
+export {
+  SnmpProtocol,
+  SNMP_OIDS,
+  type TSnmpValueType,
+  type ISnmpVarbind,
+  type ISnmpOptions,
+} from './protocol.snmp.js';
+
+// Network UPS Tools protocol
+export {
+  NutProtocol,
+  NUT_VARIABLES,
+  NUT_COMMANDS,
+  type TNutStatusFlag,
+  type INutUpsInfo,
+  type INutVariable,
+} from './protocol.nut.js';
+
+// UPnP/DLNA SOAP protocol
+export {
+  UpnpSoapClient,
+  UPNP_SERVICE_TYPES,
+  UPNP_DEVICE_TYPES,
+  type TDlnaTransportState,
+  type TDlnaTransportStatus,
+  type IDlnaPositionInfo,
+  type IDlnaTransportInfo,
+  type IDlnaMediaInfo,
+  type IDlnaContentItem,
+  type IDlnaBrowseResult,
+} from './protocol.upnp.js';
+
+// UPS SNMP (UPS-MIB RFC 1628)
+export {
+  UpsSnmpHandler,
+  UPS_SNMP_OIDS,
+  type TUpsBatteryStatus,
+  type TUpsOutputSource,
+  type TUpsTestResult,
+  type IUpsSnmpStatus,
+} from './protocol.upssnmp.js';