Add NWBrowser and NWConnection code.

TODO: Refactor all of this stuff better

KlipperMon/PrinterObjectsQuery.swift

@@ -17,9 +17,33 @@ struct ResultsData: Decodable {
 }
 
 struct StatusData: Decodable {
+    let virtual_sdcard: VirtualSDCardData
     let extruder: ExtruderData
+    let print_stats: PrintStatsData
+    let heater_bed: HeaterBedData
+}
+
+struct VirtualSDCardData: Decodable {
+    let file_path: String?
+    let progress: Double
+    let is_active: Bool
 }
 
 struct ExtruderData: Decodable {
     let temperature: Double
+    let target: Double
+    let power: Double
+}
+
+struct PrintStatsData: Decodable {
+    let filename: String
+    let print_duration: Double
+    let filament_used: Double
+    let state: String
+}
+
+struct HeaterBedData: Decodable {
+    let temperature: Double
+    let target: Double
+    let power: Double
 }