Add ez-assistant and kerberos service folders

docker-compose/ez-assistant/apps/ios/Sources/Chat/ChatSheet.swift

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+import MoltbotChatUI
+import MoltbotKit
+import SwiftUI
+
+struct ChatSheet: View {
+    @Environment(\.dismiss) private var dismiss
+    @State private var viewModel: MoltbotChatViewModel
+    private let userAccent: Color?
+
+    init(gateway: GatewayNodeSession, sessionKey: String, userAccent: Color? = nil) {
+        let transport = IOSGatewayChatTransport(gateway: gateway)
+        self._viewModel = State(
+            initialValue: MoltbotChatViewModel(
+                sessionKey: sessionKey,
+                transport: transport))
+        self.userAccent = userAccent
+    }
+
+    var body: some View {
+        NavigationStack {
+            MoltbotChatView(
+                viewModel: self.viewModel,
+                showsSessionSwitcher: true,
+                userAccent: self.userAccent)
+                .navigationTitle("Chat")
+                .navigationBarTitleDisplayMode(.inline)
+                .toolbar {
+                    ToolbarItem(placement: .topBarTrailing) {
+                        Button {
+                            self.dismiss()
+                        } label: {
+                            Image(systemName: "xmark")
+                        }
+                        .accessibilityLabel("Close")
+                    }
+                }
+        }
+    }
+}

docker-compose/ez-assistant/apps/ios/Sources/Chat/IOSGatewayChatTransport.swift

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+import MoltbotChatUI
+import MoltbotKit
+import MoltbotProtocol
+import Foundation
+
+struct IOSGatewayChatTransport: MoltbotChatTransport, Sendable {
+    private let gateway: GatewayNodeSession
+
+    init(gateway: GatewayNodeSession) {
+        self.gateway = gateway
+    }
+
+    func abortRun(sessionKey: String, runId: String) async throws {
+        struct Params: Codable {
+            var sessionKey: String
+            var runId: String
+        }
+        let data = try JSONEncoder().encode(Params(sessionKey: sessionKey, runId: runId))
+        let json = String(data: data, encoding: .utf8)
+        _ = try await self.gateway.request(method: "chat.abort", paramsJSON: json, timeoutSeconds: 10)
+    }
+
+    func listSessions(limit: Int?) async throws -> MoltbotChatSessionsListResponse {
+        struct Params: Codable {
+            var includeGlobal: Bool
+            var includeUnknown: Bool
+            var limit: Int?
+        }
+        let data = try JSONEncoder().encode(Params(includeGlobal: true, includeUnknown: false, limit: limit))
+        let json = String(data: data, encoding: .utf8)
+        let res = try await self.gateway.request(method: "sessions.list", paramsJSON: json, timeoutSeconds: 15)
+        return try JSONDecoder().decode(MoltbotChatSessionsListResponse.self, from: res)
+    }
+
+    func setActiveSessionKey(_ sessionKey: String) async throws {
+        struct Subscribe: Codable { var sessionKey: String }
+        let data = try JSONEncoder().encode(Subscribe(sessionKey: sessionKey))
+        let json = String(data: data, encoding: .utf8)
+        await self.gateway.sendEvent(event: "chat.subscribe", payloadJSON: json)
+    }
+
+    func requestHistory(sessionKey: String) async throws -> MoltbotChatHistoryPayload {
+        struct Params: Codable { var sessionKey: String }
+        let data = try JSONEncoder().encode(Params(sessionKey: sessionKey))
+        let json = String(data: data, encoding: .utf8)
+        let res = try await self.gateway.request(method: "chat.history", paramsJSON: json, timeoutSeconds: 15)
+        return try JSONDecoder().decode(MoltbotChatHistoryPayload.self, from: res)
+    }
+
+    func sendMessage(
+        sessionKey: String,
+        message: String,
+        thinking: String,
+        idempotencyKey: String,
+        attachments: [MoltbotChatAttachmentPayload]) async throws -> MoltbotChatSendResponse
+    {
+        struct Params: Codable {
+            var sessionKey: String
+            var message: String
+            var thinking: String
+            var attachments: [MoltbotChatAttachmentPayload]?
+            var timeoutMs: Int
+            var idempotencyKey: String
+        }
+
+        let params = Params(
+            sessionKey: sessionKey,
+            message: message,
+            thinking: thinking,
+            attachments: attachments.isEmpty ? nil : attachments,
+            timeoutMs: 30000,
+            idempotencyKey: idempotencyKey)
+        let data = try JSONEncoder().encode(params)
+        let json = String(data: data, encoding: .utf8)
+        let res = try await self.gateway.request(method: "chat.send", paramsJSON: json, timeoutSeconds: 35)
+        return try JSONDecoder().decode(MoltbotChatSendResponse.self, from: res)
+    }
+
+    func requestHealth(timeoutMs: Int) async throws -> Bool {
+        let seconds = max(1, Int(ceil(Double(timeoutMs) / 1000.0)))
+        let res = try await self.gateway.request(method: "health", paramsJSON: nil, timeoutSeconds: seconds)
+        return (try? JSONDecoder().decode(MoltbotGatewayHealthOK.self, from: res))?.ok ?? true
+    }
+
+    func events() -> AsyncStream<MoltbotChatTransportEvent> {
+        AsyncStream { continuation in
+            let task = Task {
+                let stream = await self.gateway.subscribeServerEvents()
+                for await evt in stream {
+                    if Task.isCancelled { return }
+                    switch evt.event {
+                    case "tick":
+                        continuation.yield(.tick)
+                    case "seqGap":
+                        continuation.yield(.seqGap)
+                    case "health":
+                        guard let payload = evt.payload else { break }
+                        let ok = (try? GatewayPayloadDecoding.decode(
+                            payload,
+                            as: MoltbotGatewayHealthOK.self))?.ok ?? true
+                        continuation.yield(.health(ok: ok))
+                    case "chat":
+                        guard let payload = evt.payload else { break }
+                        if let chatPayload = try? GatewayPayloadDecoding.decode(
+                            payload,
+                            as: MoltbotChatEventPayload.self)
+                        {
+                            continuation.yield(.chat(chatPayload))
+                        }
+                    case "agent":
+                        guard let payload = evt.payload else { break }
+                        if let agentPayload = try? GatewayPayloadDecoding.decode(
+                            payload,
+                            as: MoltbotAgentEventPayload.self)
+                        {
+                            continuation.yield(.agent(agentPayload))
+                        }
+                    default:
+                        break
+                    }
+                }
+            }
+
+            continuation.onTermination = { @Sendable _ in
+                task.cancel()
+            }
+        }
+    }
+}