refactor: migrate iOS gateway to unified ws

apps/macos/Sources/ClawdbotDiscovery/GatewayEndpointID.swift

@@ -1,26 +0,0 @@
-import ClawdbotKit
-import Foundation
-import Network
-
-public enum GatewayEndpointID {
-    public static func stableID(_ endpoint: NWEndpoint) -> String {
-        switch endpoint {
-        case let .service(name, type, domain, _):
-            // Keep stable across encoded/decoded differences (e.g. \032 for spaces).
-            let normalizedName = Self.normalizeServiceNameForID(name)
-            return "\(type)|\(domain)|\(normalizedName)"
-        default:
-            return String(describing: endpoint)
-        }
-    }
-
-    public static func prettyDescription(_ endpoint: NWEndpoint) -> String {
-        BonjourEscapes.decode(String(describing: endpoint))
-    }
-
-    private static func normalizeServiceNameForID(_ rawName: String) -> String {
-        let decoded = BonjourEscapes.decode(rawName)
-        let normalized = decoded.split(whereSeparator: \.isWhitespace).joined(separator: " ")
-        return normalized.trimmingCharacters(in: .whitespacesAndNewlines)
-    }
-}