Default server pingable flag when decoding

Model/API/Server.swift

@@ -36,4 +36,20 @@ struct Server: Identifiable, Codable, Hashable, Equatable {
     enum CodingKeys: String, CodingKey {
         case id, hostname, 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)
+        info = try container.decodeIfPresent(ServerInfo.self, forKey: .info)
+        pingable = try container.decodeIfPresent(Bool.self, forKey: .pingable) ?? false
+    }
+
+    func encode(to encoder: Encoder) throws {
+        var container = encoder.container(keyedBy: CodingKeys.self)
+        try container.encode(id, forKey: .id)
+        try container.encode(hostname, forKey: .hostname)
+        try container.encodeIfPresent(info, forKey: .info)
+        try container.encode(pingable, forKey: .pingable)
+    }
 }