feat: add optional server groups

Sources/Model/API/Server.swift

@@ -10,12 +10,14 @@ import Foundation
 struct Server: Identifiable, Codable, Hashable, Equatable {
     let id: UUID
     var hostname: String
+    var groupID: UUID?
     var info: ServerInfo?
     var pingable: Bool
 
-    init(id: UUID = UUID(), hostname: String, info: ServerInfo? = nil, pingable: Bool = false) {
+    init(id: UUID = UUID(), hostname: String, groupID: UUID? = nil, info: ServerInfo? = nil, pingable: Bool = false) {
         self.id = id
         self.hostname = hostname
+        self.groupID = groupID
         self.info = info
         self.pingable = pingable
     }
@@ -23,24 +25,26 @@ struct Server: Identifiable, Codable, Hashable, Equatable {
     // MARK: - Manual conformance
 
     static func == (lhs: Server, rhs: Server) -> Bool {
-        lhs.id == rhs.id && lhs.hostname == rhs.hostname && lhs.info == rhs.info && lhs.pingable == rhs.pingable
+        lhs.id == rhs.id && lhs.hostname == rhs.hostname && lhs.groupID == rhs.groupID && lhs.info == rhs.info && lhs.pingable == rhs.pingable
     }
 
     func hash(into hasher: inout Hasher) {
         hasher.combine(id)
         hasher.combine(hostname)
+        hasher.combine(groupID)
         hasher.combine(info)
         hasher.combine(pingable)
     }
 
     enum CodingKeys: String, CodingKey {
-        case id, hostname, info, pingable
+        case id, hostname, groupID, info, pingable
     }
 
     init(from decoder: Decoder) throws {
         let container = try decoder.container(keyedBy: CodingKeys.self)
         id = try container.decode(UUID.self, forKey: .id)
         hostname = try container.decode(String.self, forKey: .hostname)
+        groupID = try container.decodeIfPresent(UUID.self, forKey: .groupID)
         info = try container.decodeIfPresent(ServerInfo.self, forKey: .info)
         pingable = try container.decodeIfPresent(Bool.self, forKey: .pingable) ?? false
     }
@@ -49,6 +53,7 @@ struct Server: Identifiable, Codable, Hashable, Equatable {
         var container = encoder.container(keyedBy: CodingKeys.self)
         try container.encode(id, forKey: .id)
         try container.encode(hostname, forKey: .hostname)
+        try container.encodeIfPresent(groupID, forKey: .groupID)
         try container.encodeIfPresent(info, forKey: .info)
         try container.encode(pingable, forKey: .pingable)
     }

Sources/Model/API/ServerGroup.swift

@@ -0,0 +1,11 @@
+import Foundation
+
+struct ServerGroup: Identifiable, Codable, Hashable, Equatable {
+    let id: UUID
+    var name: String
+
+    init(id: UUID = UUID(), name: String) {
+        self.id = id
+        self.name = name
+    }
+}