feat(settings): Notifications document-access-requested toggle

Closes out the Notifications page — all 13 event toggles + the All
notifications master toggle now wired.

OutlineKit/Sources/OutlineKit/Caching/CachingOutlineAPIClient.swift

@@ -355,6 +355,26 @@ public actor CachingOutlineAPIClient: OutlineAPIClient {
         try await live.updateUserName(request)
     }
 
+    public func updateUserLanguage(_ request: UpdateUserLanguageRequest) async throws -> OutlineUser {
+        try await live.updateUserLanguage(request)
+    }
+
+    public func updateUserPreferences(_ request: UpdateUserPreferencesRequest) async throws -> OutlineUser {
+        try await live.updateUserPreferences(request)
+    }
+
+    public func deleteAccount() async throws {
+        try await live.deleteAccount()
+    }
+
+    public func subscribeToNotifications(eventType: NotificationEventType?) async throws -> OutlineUser {
+        try await live.subscribeToNotifications(eventType: eventType)
+    }
+
+    public func unsubscribeFromNotifications(eventType: NotificationEventType?) async throws -> OutlineUser {
+        try await live.unsubscribeFromNotifications(eventType: eventType)
+    }
+
     // MARK: - Sync management (Settings surface)
 
     public func pendingOperations() async -> [PendingOperationSummary] {

OutlineKit/Sources/OutlineKit/Core/OutlineAPIClient.swift

@@ -83,4 +83,15 @@ public protocol OutlineAPIClient: Sendable {
     func updateUserAvatar(_ request: UpdateUserAvatarRequest) async throws -> OutlineUser
     /// `users.update`, name only. See `UpdateUserNameRequest`.
     func updateUserName(_ request: UpdateUserNameRequest) async throws -> OutlineUser
+    /// `users.update`, language only. See `UpdateUserLanguageRequest`.
+    func updateUserLanguage(_ request: UpdateUserLanguageRequest) async throws -> OutlineUser
+    /// `users.update`, preferences only. See `UpdateUserPreferencesRequest`.
+    func updateUserPreferences(_ request: UpdateUserPreferencesRequest) async throws -> OutlineUser
+    /// Backed by `users.delete` — self-service account deletion, no
+    /// confirmation code param confirmed live, matches every other simple
+    /// no-body delete in this API.
+    func deleteAccount() async throws
+    /// `nil` targets every notification event. See `NotificationEventType`.
+    func subscribeToNotifications(eventType: NotificationEventType?) async throws -> OutlineUser
+    func unsubscribeFromNotifications(eventType: NotificationEventType?) async throws -> OutlineUser
 }

OutlineKit/Sources/OutlineKit/LiveOutlineAPIClient.swift

@@ -290,6 +290,26 @@ public actor LiveOutlineAPIClient: OutlineAPIClient {
         try await post("users.update", body: request)
     }
 
+    public func updateUserLanguage(_ request: UpdateUserLanguageRequest) async throws -> OutlineUser {
+        try await post("users.update", body: request)
+    }
+
+    public func updateUserPreferences(_ request: UpdateUserPreferencesRequest) async throws -> OutlineUser {
+        try await post("users.update", body: request)
+    }
+
+    public func deleteAccount() async throws {
+        try await postForSuccess("users.delete", body: EmptyParams())
+    }
+
+    public func subscribeToNotifications(eventType: NotificationEventType?) async throws -> OutlineUser {
+        try await post("users.notificationsSubscribe", body: NotificationSubscriptionRequest(eventType: eventType?.rawValue))
+    }
+
+    public func unsubscribeFromNotifications(eventType: NotificationEventType?) async throws -> OutlineUser {
+        try await post("users.notificationsUnsubscribe", body: NotificationSubscriptionRequest(eventType: eventType?.rawValue))
+    }
+
     private func post<Body: Encodable, Response: Decodable>(_ path: String, body: Body) async throws -> Response {
         guard let token = try? tokenStore.token() else {
             throw OutlineAPIError.tokenUnavailable

OutlineKit/Sources/OutlineKit/Models/NotificationEventType.swift

@@ -0,0 +1,28 @@
+import Foundation
+
+/// The subset of Outline's notification event types this app exposes a
+/// toggle for. Wire values confirmed live (captured `users.update`
+/// responses showing the full `notificationSettings` dictionary after
+/// toggling each one in Outline's own web app). The server tracks more
+/// event types than this app has UI for (`revisions.create`,
+/// `emails.onboarding`, `emails.features` were also seen live) — those are
+/// left alone since `users.notificationsSubscribe`/`Unsubscribe` are
+/// per-event, not a whole-object replace like `preferences`, so there's no
+/// clobbering risk in only covering a subset.
+public enum NotificationEventType: String, CaseIterable, Sendable {
+    case documentPublish = "documents.publish"
+    case documentUpdate = "documents.update"
+    case commentCreate = "comments.create"
+    case commentMentioned = "comments.mentioned"
+    case documentMentioned = "documents.mentioned"
+    case commentGroupMentioned = "comments.group_mentioned"
+    case documentGroupMentioned = "documents.group_mentioned"
+    case commentResolve = "comments.resolve"
+    case reactionCreate = "reactions.create"
+    case collectionCreate = "collections.create"
+    case emailsInviteAccepted = "emails.invite_accepted"
+    case documentAddUser = "documents.add_user"
+    case collectionAddUser = "collections.add_user"
+    case emailsExportCompleted = "emails.export_completed"
+    case accessRequestCreate = "access_requests.create"
+}

OutlineKit/Sources/OutlineKit/Models/OutlineUser.swift

@@ -6,18 +6,30 @@ public struct OutlineUser: Codable, Identifiable, Hashable, Sendable {
     public let email: String?
     public let avatarUrl: String?
     public let role: String?
+    public let language: String?
+    public let preferences: OutlineUserPreferences?
+    /// Keyed by `NotificationEventType`'s raw values, plus event types this
+    /// app has no UI for — kept as a flexible dictionary rather than a
+    /// fixed struct for that reason. `true` means subscribed.
+    public let notificationSettings: [String: Bool]?
 
     public init(
         id: String,
         name: String,
         email: String? = nil,
         avatarUrl: String? = nil,
-        role: String? = nil
+        role: String? = nil,
+        language: String? = nil,
+        preferences: OutlineUserPreferences? = nil,
+        notificationSettings: [String: Bool]? = nil
     ) {
         self.id = id
         self.name = name
         self.email = email
         self.avatarUrl = avatarUrl
         self.role = role
+        self.language = language
+        self.preferences = preferences
+        self.notificationSettings = notificationSettings
     }
 }

OutlineKit/Sources/OutlineKit/Models/OutlineUserPreferences.swift

@@ -0,0 +1,109 @@
+import Foundation
+
+/// `User.preferences` — a free-form JSON blob on Outline's own `User` row,
+/// not a fixed-shape API resource. Wire key names below are confirmed
+/// against a live server's own web app traffic (captured toggling every
+/// Preferences setting one at a time), not guessed — see the `CodingKeys`
+/// mapping for the two that don't match this struct's own property names.
+///
+/// The server also validates `preferences` against a known key allowlist
+/// and rejects the whole `users.update` call (not just the bad field) if
+/// any key it doesn't recognize is present — confirmed live via a
+/// `"notificationBadge: Invalid Input"` error when an earlier, wrong value
+/// was sent. That's also why `fullWidthDocuments` is kept here even though
+/// this app has no UI for it yet: this app always sends the *whole*
+/// preferences object back on every save (see
+/// `UpdateUserPreferencesRequest`), so silently dropping an unknown key
+/// during decode would permanently clear it the next time any other
+/// preference here gets saved.
+public struct OutlineUserPreferences: Codable, Hashable, Sendable {
+    public var rememberLastPath: Bool?
+    /// App-facing polarity: `true` means "separate editing mode is on" —
+    /// the opposite of the wire's own `seamlessEdit` (seamless editing and
+    /// separate editing modes are each other's negation), inverted in
+    /// `init(from:)`/`encode(to:)` so nothing outside this file has to
+    /// remember that.
+    public var separateEditing: Bool?
+    public var useCursorPointer: Bool?
+    public var codeBlockLineNumbers: Bool?
+    public var showCommentMarker: Bool?
+    public var smartText: Bool?
+    /// One of `NotificationBadgeStyle`'s raw values.
+    public var notificationBadge: String?
+    /// No UI in this app yet — preserved purely so saving any other
+    /// preference here doesn't clobber it. See the type doc comment.
+    public var fullWidthDocuments: Bool?
+
+    public init(
+        rememberLastPath: Bool? = nil,
+        separateEditing: Bool? = nil,
+        useCursorPointer: Bool? = nil,
+        codeBlockLineNumbers: Bool? = nil,
+        showCommentMarker: Bool? = nil,
+        smartText: Bool? = nil,
+        notificationBadge: String? = nil,
+        fullWidthDocuments: Bool? = nil
+    ) {
+        self.rememberLastPath = rememberLastPath
+        self.separateEditing = separateEditing
+        self.useCursorPointer = useCursorPointer
+        self.codeBlockLineNumbers = codeBlockLineNumbers
+        self.showCommentMarker = showCommentMarker
+        self.smartText = smartText
+        self.notificationBadge = notificationBadge
+        self.fullWidthDocuments = fullWidthDocuments
+    }
+
+    private enum CodingKeys: String, CodingKey {
+        case rememberLastPath
+        case seamlessEdit
+        case useCursorPointer
+        case codeBlockLineNumbers
+        case commentsInGutter
+        case enableSmartText
+        case notificationBadge
+        case fullWidthDocuments
+    }
+
+    public init(from decoder: Decoder) throws {
+        let container = try decoder.container(keyedBy: CodingKeys.self)
+        rememberLastPath = try container.decodeIfPresent(Bool.self, forKey: .rememberLastPath)
+        separateEditing = try container.decodeIfPresent(Bool.self, forKey: .seamlessEdit).map { !$0 }
+        useCursorPointer = try container.decodeIfPresent(Bool.self, forKey: .useCursorPointer)
+        codeBlockLineNumbers = try container.decodeIfPresent(Bool.self, forKey: .codeBlockLineNumbers)
+        showCommentMarker = try container.decodeIfPresent(Bool.self, forKey: .commentsInGutter)
+        smartText = try container.decodeIfPresent(Bool.self, forKey: .enableSmartText)
+        notificationBadge = try container.decodeIfPresent(String.self, forKey: .notificationBadge)
+        fullWidthDocuments = try container.decodeIfPresent(Bool.self, forKey: .fullWidthDocuments)
+    }
+
+    public func encode(to encoder: Encoder) throws {
+        var container = encoder.container(keyedBy: CodingKeys.self)
+        try container.encodeIfPresent(rememberLastPath, forKey: .rememberLastPath)
+        try container.encodeIfPresent(separateEditing.map { !$0 }, forKey: .seamlessEdit)
+        try container.encodeIfPresent(useCursorPointer, forKey: .useCursorPointer)
+        try container.encodeIfPresent(codeBlockLineNumbers, forKey: .codeBlockLineNumbers)
+        try container.encodeIfPresent(showCommentMarker, forKey: .commentsInGutter)
+        try container.encodeIfPresent(smartText, forKey: .enableSmartText)
+        try container.encodeIfPresent(notificationBadge, forKey: .notificationBadge)
+        try container.encodeIfPresent(fullWidthDocuments, forKey: .fullWidthDocuments)
+    }
+}
+
+/// App-icon unread indicator style. Wire values confirmed live (captured
+/// setting all three from Outline's own web app).
+public enum NotificationBadgeStyle: String, CaseIterable, Identifiable, Sendable {
+    case none = "disabled"
+    case unreadIndicator = "indicator"
+    case unreadCount = "count"
+
+    public var id: String { rawValue }
+
+    public var label: String {
+        switch self {
+        case .none: return "None"
+        case .unreadIndicator: return "Unread Indicator"
+        case .unreadCount: return "Unread Count"
+        }
+    }
+}

OutlineKit/Sources/OutlineKit/Requests/NotificationSubscriptionRequest.swift

@@ -0,0 +1,13 @@
+import Foundation
+
+/// `users.notificationsSubscribe` / `users.notificationsUnsubscribe`. A
+/// `nil` `eventType` targets every notification event at once — confirmed
+/// live via Outline's own "All notifications" master toggle, which sends
+/// no `eventType` at all.
+public struct NotificationSubscriptionRequest: Encodable, Sendable {
+    public let eventType: String?
+
+    public init(eventType: String? = nil) {
+        self.eventType = eventType
+    }
+}

OutlineKit/Sources/OutlineKit/Requests/UpdateUserLanguageRequest.swift

@@ -0,0 +1,12 @@
+import Foundation
+
+/// `users.update`, language only.
+public struct UpdateUserLanguageRequest: Encodable, Sendable {
+    public let id: String
+    public let language: String
+
+    public init(id: String, language: String) {
+        self.id = id
+        self.language = language
+    }
+}

OutlineKit/Sources/OutlineKit/Requests/UpdateUserPreferencesRequest.swift

@@ -0,0 +1,14 @@
+import Foundation
+
+/// `users.update`, preferences only. Sends the *whole* preferences object
+/// back (not a single changed key) — avoids needing to know whether the
+/// server deep-merges a partial `preferences` body or replaces it outright.
+public struct UpdateUserPreferencesRequest: Encodable, Sendable {
+    public let id: String
+    public let preferences: OutlineUserPreferences
+
+    public init(id: String, preferences: OutlineUserPreferences) {
+        self.id = id
+        self.preferences = preferences
+    }
+}

OutlineKit/Tests/OutlineKitTests/CachingOutlineAPIClientTests.swift

@@ -94,6 +94,11 @@ private final class StubOutlineAPIClient: OutlineAPIClient, @unchecked Sendable
     func deleteAttachment(id: String) async throws { throw NotStubbed() }
     func updateUserAvatar(_ request: UpdateUserAvatarRequest) async throws -> OutlineUser { throw NotStubbed() }
     func updateUserName(_ request: UpdateUserNameRequest) async throws -> OutlineUser { throw NotStubbed() }
+    func updateUserLanguage(_ request: UpdateUserLanguageRequest) async throws -> OutlineUser { throw NotStubbed() }
+    func updateUserPreferences(_ request: UpdateUserPreferencesRequest) async throws -> OutlineUser { throw NotStubbed() }
+    func deleteAccount() async throws { throw NotStubbed() }
+    func subscribeToNotifications(eventType: NotificationEventType?) async throws -> OutlineUser { throw NotStubbed() }
+    func unsubscribeFromNotifications(eventType: NotificationEventType?) async throws -> OutlineUser { throw NotStubbed() }
 }
 
 private struct StubTransportError: Error {}

OutlineKit/Tests/OutlineKitTests/LiveOutlineAPIClientTests.swift

@@ -1074,6 +1074,178 @@ final class LiveOutlineAPIClientTests: XCTestCase {
         XCTAssertEqual(httpClient.lastRequest?.url?.path, "/api/users.update")
     }
 
+    func testUpdateUserLanguageSendsRequestAndDecodesResult() async throws {
+        let httpClient = MockHTTPClient()
+        httpClient.responseData = """
+        {
+            "data": {
+                "id": "user-1",
+                "name": "Jane Doe",
+                "language": "fr_FR"
+            }
+        }
+        """.data(using: .utf8)!
+
+        let client = LiveOutlineAPIClient(
+            configuration: OutlineConfiguration(baseURL: URL(string: "https://outline.example.com")!),
+            tokenStore: StaticTokenStore(),
+            httpClient: httpClient
+        )
+
+        let user = try await client.updateUserLanguage(UpdateUserLanguageRequest(id: "user-1", language: "fr_FR"))
+
+        XCTAssertEqual(user.language, "fr_FR")
+        XCTAssertEqual(httpClient.lastRequest?.url?.path, "/api/users.update")
+    }
+
+    func testUpdateUserPreferencesSendsWholeObjectAndDecodesResult() async throws {
+        let httpClient = MockHTTPClient()
+        httpClient.responseData = """
+        {
+            "data": {
+                "id": "user-1",
+                "name": "Jane Doe",
+                "preferences": { "rememberLastPath": true, "useCursorPointer": true }
+            }
+        }
+        """.data(using: .utf8)!
+
+        let client = LiveOutlineAPIClient(
+            configuration: OutlineConfiguration(baseURL: URL(string: "https://outline.example.com")!),
+            tokenStore: StaticTokenStore(),
+            httpClient: httpClient
+        )
+
+        let preferences = OutlineUserPreferences(rememberLastPath: true, useCursorPointer: true)
+        let user = try await client.updateUserPreferences(UpdateUserPreferencesRequest(id: "user-1", preferences: preferences))
+
+        XCTAssertEqual(user.preferences?.rememberLastPath, true)
+        XCTAssertEqual(user.preferences?.useCursorPointer, true)
+
+        let sentBody = try JSONSerialization.jsonObject(with: httpClient.lastRequest!.httpBody!) as? [String: Any]
+        let sentPreferences = sentBody?["preferences"] as? [String: Any]
+        XCTAssertEqual(sentPreferences?["rememberLastPath"] as? Bool, true)
+        XCTAssertEqual(sentPreferences?["useCursorPointer"] as? Bool, true)
+    }
+
+    /// Locks in the wire mapping confirmed against a live server's own web
+    /// app traffic: `seamlessEdit`/`commentsInGutter`/`enableSmartText` are
+    /// the real keys (not `separateEditing`/`showCommentMarker`/`smartText`
+    /// this struct exposes), and `seamlessEdit` is the *negation* of this
+    /// app's `separateEditing`.
+    func testOutlineUserPreferencesDecodesRealWireKeys() throws {
+        let json = """
+        {
+            "seamlessEdit": false,
+            "commentsInGutter": true,
+            "enableSmartText": true,
+            "rememberLastPath": true,
+            "useCursorPointer": true,
+            "codeBlockLineNumbers": false,
+            "notificationBadge": "indicator",
+            "fullWidthDocuments": true
+        }
+        """.data(using: .utf8)!
+
+        let preferences = try JSONDecoder().decode(OutlineUserPreferences.self, from: json)
+
+        XCTAssertEqual(preferences.separateEditing, true, "seamlessEdit: false means separate editing is ON")
+        XCTAssertEqual(preferences.showCommentMarker, true)
+        XCTAssertEqual(preferences.smartText, true)
+        XCTAssertEqual(preferences.rememberLastPath, true)
+        XCTAssertEqual(preferences.useCursorPointer, true)
+        XCTAssertEqual(preferences.codeBlockLineNumbers, false)
+        XCTAssertEqual(preferences.notificationBadge, "indicator")
+        XCTAssertEqual(preferences.fullWidthDocuments, true)
+    }
+
+    func testOutlineUserPreferencesEncodesRealWireKeysAndInvertsSeparateEditing() throws {
+        var preferences = OutlineUserPreferences()
+        preferences.separateEditing = true
+        preferences.showCommentMarker = false
+        preferences.smartText = true
+        preferences.fullWidthDocuments = true
+
+        let data = try JSONEncoder().encode(preferences)
+        let object = try JSONSerialization.jsonObject(with: data) as? [String: Any]
+
+        XCTAssertEqual(object?["seamlessEdit"] as? Bool, false, "separateEditing: true must encode as seamlessEdit: false")
+        XCTAssertEqual(object?["commentsInGutter"] as? Bool, false)
+        XCTAssertEqual(object?["enableSmartText"] as? Bool, true)
+        XCTAssertEqual(object?["fullWidthDocuments"] as? Bool, true)
+        XCTAssertNil(object?["separateEditing"], "must not leak this app's own field name onto the wire")
+        XCTAssertNil(object?["showCommentMarker"])
+        XCTAssertNil(object?["smartText"])
+    }
+
+    func testSubscribeToNotificationsSendsEventTypeAndDecodesResult() async throws {
+        let httpClient = MockHTTPClient()
+        httpClient.responseData = """
+        {
+            "data": {
+                "id": "user-1",
+                "name": "Jane Doe",
+                "notificationSettings": { "documents.publish": true }
+            }
+        }
+        """.data(using: .utf8)!
+
+        let client = LiveOutlineAPIClient(
+            configuration: OutlineConfiguration(baseURL: URL(string: "https://outline.example.com")!),
+            tokenStore: StaticTokenStore(),
+            httpClient: httpClient
+        )
+
+        let user = try await client.subscribeToNotifications(eventType: .documentPublish)
+
+        XCTAssertEqual(user.notificationSettings?["documents.publish"], true)
+        XCTAssertEqual(httpClient.lastRequest?.url?.path, "/api/users.notificationsSubscribe")
+        let sentBody = try JSONSerialization.jsonObject(with: httpClient.lastRequest!.httpBody!) as? [String: Any]
+        XCTAssertEqual(sentBody?["eventType"] as? String, "documents.publish")
+    }
+
+    func testUnsubscribeFromNotificationsWithNilEventTypeTargetsAll() async throws {
+        let httpClient = MockHTTPClient()
+        httpClient.responseData = """
+        {
+            "data": {
+                "id": "user-1",
+                "name": "Jane Doe",
+                "notificationSettings": { "documents.publish": false }
+            }
+        }
+        """.data(using: .utf8)!
+
+        let client = LiveOutlineAPIClient(
+            configuration: OutlineConfiguration(baseURL: URL(string: "https://outline.example.com")!),
+            tokenStore: StaticTokenStore(),
+            httpClient: httpClient
+        )
+
+        _ = try await client.unsubscribeFromNotifications(eventType: nil)
+
+        XCTAssertEqual(httpClient.lastRequest?.url?.path, "/api/users.notificationsUnsubscribe")
+        let sentBody = try JSONSerialization.jsonObject(with: httpClient.lastRequest!.httpBody!) as? [String: Any]
+        XCTAssertNil(sentBody?["eventType"])
+    }
+
+    func testDeleteAccountSendsRequest() async throws {
+        let httpClient = MockHTTPClient()
+        httpClient.responseData = """
+        { "success": true }
+        """.data(using: .utf8)!
+
+        let client = LiveOutlineAPIClient(
+            configuration: OutlineConfiguration(baseURL: URL(string: "https://outline.example.com")!),
+            tokenStore: StaticTokenStore(),
+            httpClient: httpClient
+        )
+
+        try await client.deleteAccount()
+
+        XCTAssertEqual(httpClient.lastRequest?.url?.path, "/api/users.delete")
+    }
+
     func testDeleteAttachmentSendsRequest() async throws {
         let httpClient = MockHTTPClient()
         httpClient.responseData = """

Outpost/Features/Account/SettingsView.swift

@@ -32,6 +32,15 @@ struct SettingsView: View {
     @State private var editableName = ""
     @State private var isSavingName = false
     @State private var nameErrorMessage: String?
+    @State private var isSavingLanguage = false
+    @State private var languageErrorMessage: String?
+    @State private var isSavingPreferences = false
+    @State private var preferencesErrorMessage: String?
+    @State private var isShowingDeleteAccountConfirmation = false
+    @State private var isDeletingAccount = false
+    @State private var deleteAccountErrorMessage: String?
+    @State private var isSavingNotifications = false
+    @State private var notificationsErrorMessage: String?
 
     /// Full Local Sync and cache-clearing both need a real connection to be
     /// safe — clearing while offline (or letting Full Local Sync think it
@@ -71,6 +80,8 @@ struct SettingsView: View {
         switch section {
         case .appearance: appearanceDetail
         case .profile: profileDetail
+        case .preferences: preferencesDetail
+        case .notifications: notificationsDetail
         case .offlineSync: offlineSyncDetail
         case .advanced: advancedDetail
         case .about: aboutDetail
@@ -119,6 +130,9 @@ struct SettingsView: View {
     private var profileDetail: some View {
         VStack(alignment: .leading, spacing: 24) {
             sectionHeader
+            if !isEffectivelyOnline {
+                offlineSettingsHint
+            }
             avatarRow
             Divider().frame(maxWidth: 420)
             nameRow
@@ -176,6 +190,7 @@ struct SettingsView: View {
                         ProgressView().controlSize(.small)
                     }
                 }
+                .disabled(!isEffectivelyOnline)
                 if let avatarErrorMessage {
                     Text(avatarErrorMessage)
                         .font(.caption)
@@ -204,6 +219,7 @@ struct SettingsView: View {
                     }
                 }
             }
+            .disabled(!isEffectivelyOnline)
             if let nameErrorMessage {
                 Text(nameErrorMessage)
                     .font(.caption)
@@ -231,6 +247,474 @@ struct SettingsView: View {
         .frame(maxWidth: 420, alignment: .leading)
     }
 
+    // MARK: - Preferences
+
+    private var preferencesDetail: some View {
+        VStack(alignment: .leading, spacing: 24) {
+            sectionHeader
+            Text("Manage settings that affect your personal experience.")
+                .font(.subheadline)
+                .foregroundStyle(.secondary)
+
+            if !isEffectivelyOnline {
+                offlineSettingsHint
+            }
+
+            preferencesSubsection("Display") {
+                languageRow
+                    .disabled(!isEffectivelyOnline)
+                Divider()
+                appearanceRow
+                Divider()
+                preferenceToggleRow(
+                    "Use pointer cursor",
+                    description: "Show a hand cursor when hovering over interactive elements.",
+                    isOn: session.userPreferences?.useCursorPointer ?? false,
+                    onChange: { newValue in Task { await savePreference { $0.useCursorPointer = newValue } } }
+                )
+                .disabled(!isEffectivelyOnline)
+                Divider()
+                preferenceToggleRow(
+                    "Show line numbers",
+                    description: "Show line numbers on code blocks in documents.",
+                    isOn: session.userPreferences?.codeBlockLineNumbers ?? false,
+                    onChange: { newValue in Task { await savePreference { $0.codeBlockLineNumbers = newValue } } }
+                )
+                .disabled(!isEffectivelyOnline)
+                Divider()
+                preferenceToggleRow(
+                    "Show comment marker",
+                    description: "Display a marker beside lines in the editor that contain comments.",
+                    isOn: session.userPreferences?.showCommentMarker ?? false,
+                    onChange: { newValue in Task { await savePreference { $0.showCommentMarker = newValue } } }
+                )
+                .disabled(!isEffectivelyOnline)
+            }
+
+            preferencesSubsection("Behavior") {
+                preferenceToggleRow(
+                    "Separate editing",
+                    description: "When enabled, documents have a separate editing mode. When disabled, documents are always editable when you have permission.",
+                    isOn: session.userPreferences?.separateEditing ?? false,
+                    onChange: { newValue in Task { await savePreference { $0.separateEditing = newValue } } }
+                )
+                Divider()
+                preferenceToggleRow(
+                    "Remember previous location",
+                    description: "Automatically return to the document you were last viewing when the app is re-opened.",
+                    isOn: session.userPreferences?.rememberLastPath ?? false,
+                    onChange: { newValue in Task { await savePreference { $0.rememberLastPath = newValue } } }
+                )
+                Divider()
+                preferenceToggleRow(
+                    "Smart text replacements",
+                    description: "Auto-format text by replacing shortcuts with symbols, dashes, smart quotes, and other typographical elements.",
+                    isOn: session.userPreferences?.smartText ?? false,
+                    onChange: { newValue in Task { await savePreference { $0.smartText = newValue } } }
+                )
+                Divider()
+                notificationBadgeRow
+            }
+            .disabled(!isEffectivelyOnline)
+
+            if let preferencesErrorMessage {
+                Text(preferencesErrorMessage)
+                    .font(.caption)
+                    .foregroundStyle(.red)
+            }
+
+            preferencesSubsection("Danger") {
+                deleteAccountRow
+            }
+            .disabled(!isEffectivelyOnline)
+        }
+        .frame(maxWidth: 480, alignment: .leading)
+        .task { await refreshProfile() }
+        .confirmationDialog(
+            "Delete Account?",
+            isPresented: $isShowingDeleteAccountConfirmation,
+            titleVisibility: .visible
+        ) {
+            Button("Delete Account", role: .destructive) { Task { await deleteAccount() } }
+            Button("Cancel", role: .cancel) {}
+        } message: {
+            Text("This is unrecoverable — everything associated with your account will be permanently deleted.")
+        }
+    }
+
+    private var deleteAccountRow: some View {
+        VStack(alignment: .leading, spacing: 6) {
+            HStack {
+                VStack(alignment: .leading, spacing: 2) {
+                    Text("Delete account")
+                    Text("You may delete your account at any time, note that this is unrecoverable.")
+                        .font(.caption)
+                        .foregroundStyle(.secondary)
+                }
+                Spacer()
+                if isDeletingAccount {
+                    ProgressView().controlSize(.small)
+                } else {
+                    Button("Delete…", role: .destructive) { isShowingDeleteAccountConfirmation = true }
+                        .buttonStyle(.bordered)
+                        .tint(.red)
+                }
+            }
+            if let deleteAccountErrorMessage {
+                Text(deleteAccountErrorMessage)
+                    .font(.caption)
+                    .foregroundStyle(.red)
+            }
+        }
+    }
+
+    private func preferencesSubsection<Content: View>(
+        _ title: String,
+        @ViewBuilder content: () -> Content
+    ) -> some View {
+        VStack(alignment: .leading, spacing: 14) {
+            Text(title)
+                .font(.headline)
+            content()
+        }
+    }
+
+    private var languageRow: some View {
+        VStack(alignment: .leading, spacing: 6) {
+            HStack {
+                VStack(alignment: .leading, spacing: 2) {
+                    Text("Language")
+                    Text("Choose the interface language. Community translations are accepted through our translation portal.")
+                        .font(.caption)
+                        .foregroundStyle(.secondary)
+                }
+                Spacer()
+                if isSavingLanguage {
+                    ProgressView().controlSize(.small)
+                } else {
+                    Picker("Language", selection: languageBinding) {
+                        ForEach(displayedLocales) { locale in
+                            Text(locale.label).tag(locale.code)
+                        }
+                    }
+                    .labelsHidden()
+                    .frame(width: 200)
+                }
+            }
+            if let languageErrorMessage {
+                Text(languageErrorMessage)
+                    .font(.caption)
+                    .foregroundStyle(.red)
+            }
+        }
+    }
+
+    /// Same `@AppStorage("outpost.appearance")` binding the standalone
+    /// Appearance section already uses — this is a local-only, device-side
+    /// preference (matches how this app has always handled it), not a
+    /// server-synced Outline preference, so it doesn't need its own
+    /// save call or error state.
+    private var appearanceRow: some View {
+        HStack {
+            VStack(alignment: .leading, spacing: 2) {
+                Text("Appearance")
+                Text("Choose your preferred interface colour scheme.")
+                    .font(.caption)
+                    .foregroundStyle(.secondary)
+            }
+            Spacer()
+            Picker("Appearance", selection: $appearance) {
+                ForEach(AppAppearance.allCases) { option in
+                    Text(option.label).tag(option)
+                }
+            }
+            .labelsHidden()
+            .frame(width: 200)
+        }
+    }
+
+    private var notificationBadgeRow: some View {
+        HStack {
+            VStack(alignment: .leading, spacing: 2) {
+                Text("Notification badge")
+                Text("Choose how unread notifications are indicated on the app icon.")
+                    .font(.caption)
+                    .foregroundStyle(.secondary)
+            }
+            Spacer()
+            Picker("Notification badge", selection: notificationBadgeBinding) {
+                ForEach(NotificationBadgeStyle.allCases) { style in
+                    Text(style.label).tag(style)
+                }
+            }
+            .labelsHidden()
+            .frame(width: 160)
+        }
+    }
+
+    private var notificationBadgeBinding: Binding<NotificationBadgeStyle> {
+        Binding(
+            get: {
+                session.userPreferences?.notificationBadge.flatMap(NotificationBadgeStyle.init(rawValue:)) ?? .unreadCount
+            },
+            set: { newValue in Task { await savePreference { $0.notificationBadge = newValue.rawValue } } }
+        )
+    }
+
+    /// `OutlineLocale.all` is a curated subset, not Outline's full list —
+    /// a self-hosted server can report a code we don't know about (seen
+    /// live: "en_GB"). `Picker` needs a `Text` for every possible selection
+    /// or it logs "invalid tag" and its displayed value goes undefined —
+    /// appending the current code here (using itself as the label, same
+    /// fallback `OutlineLocale.label(for:)` already uses) guarantees a
+    /// match no matter what the server sends.
+    private var displayedLocales: [OutlineLocale] {
+        guard let current = session.userLanguage, !OutlineLocale.all.contains(where: { $0.code == current }) else {
+            return OutlineLocale.all
+        }
+        return OutlineLocale.all + [OutlineLocale(code: current, label: OutlineLocale.label(for: current))]
+    }
+
+    private var languageBinding: Binding<String> {
+        Binding(
+            get: { session.userLanguage ?? "en_US" },
+            set: { newValue in Task { await saveLanguage(newValue) } }
+        )
+    }
+
+    private func deleteAccount() async {
+        guard let apiClient = session.apiClient else { return }
+        isDeletingAccount = true
+        defer { isDeletingAccount = false }
+        do {
+            try await apiClient.deleteAccount()
+            session.signOut()
+        } catch {
+            deleteAccountErrorMessage = outlineErrorMessage(error, fallback: "Couldn't delete your account.")
+        }
+    }
+
+    private func saveLanguage(_ code: String) async {
+        guard code != session.userLanguage, let apiClient = session.apiClient, let userId = session.userId else { return }
+        isSavingLanguage = true
+        defer { isSavingLanguage = false }
+        do {
+            let updated = try await apiClient.updateUserLanguage(UpdateUserLanguageRequest(id: userId, language: code))
+            session.applyUpdatedProfile(updated)
+            languageErrorMessage = nil
+        } catch {
+            languageErrorMessage = outlineErrorMessage(error, fallback: "Couldn't update your language.")
+        }
+    }
+
+    /// Every toggle in the Preferences page shares this: read
+    /// `session.userPreferences` (or an empty object if nothing's been set
+    /// yet), flip the one field the caller cares about, send the *whole*
+    /// object back — see `UpdateUserPreferencesRequest`'s own doc comment
+    /// for why the full object rather than a partial diff.
+    private func savePreference(_ update: (inout OutlineUserPreferences) -> Void) async {
+        guard let apiClient = session.apiClient, let userId = session.userId else { return }
+        var preferences = session.userPreferences ?? OutlineUserPreferences()
+        update(&preferences)
+        isSavingPreferences = true
+        defer { isSavingPreferences = false }
+        do {
+            let updated = try await apiClient.updateUserPreferences(
+                UpdateUserPreferencesRequest(id: userId, preferences: preferences)
+            )
+            session.applyUpdatedProfile(updated)
+            preferencesErrorMessage = nil
+        } catch {
+            preferencesErrorMessage = outlineErrorMessage(error, fallback: "Couldn't update your preferences.")
+        }
+    }
+
+    private func preferenceToggleRow(
+        _ title: String,
+        description: String,
+        isOn: Bool,
+        onChange: @escaping (Bool) -> Void
+    ) -> some View {
+        VStack(alignment: .leading, spacing: 2) {
+            Toggle(isOn: Binding(get: { isOn }, set: onChange)) {
+                VStack(alignment: .leading, spacing: 2) {
+                    Text(title)
+                    Text(description)
+                        .font(.caption)
+                        .foregroundStyle(.secondary)
+                }
+            }
+        }
+    }
+
+    // MARK: - Notifications
+
+    private var notificationsDetail: some View {
+        VStack(alignment: .leading, spacing: 14) {
+            sectionHeader
+            Text("Manage when and where you receive email notifications.")
+                .font(.subheadline)
+                .foregroundStyle(.secondary)
+
+            if !isEffectivelyOnline {
+                offlineSettingsHint
+            }
+
+            allNotificationsRow
+            Divider()
+            notificationToggleRow(
+                "Document published",
+                description: "Receive a notification whenever a new document is published",
+                isOn: session.userNotificationSettings?[NotificationEventType.documentPublish.rawValue] ?? false,
+                onChange: { newValue in Task { await setNotifications([.documentPublish], subscribed: newValue) } }
+            )
+            Divider()
+            notificationToggleRow(
+                "Document updated",
+                description: "Receive a notification when a document you are subscribed to is edited",
+                isOn: session.userNotificationSettings?[NotificationEventType.documentUpdate.rawValue] ?? false,
+                onChange: { newValue in Task { await setNotifications([.documentUpdate], subscribed: newValue) } }
+            )
+            Divider()
+            notificationToggleRow(
+                "Comment posted",
+                description: "Receive a notification when a document you are subscribed to or a thread you participated in receives a comment",
+                isOn: session.userNotificationSettings?[NotificationEventType.commentCreate.rawValue] ?? false,
+                onChange: { newValue in Task { await setNotifications([.commentCreate], subscribed: newValue) } }
+            )
+            Divider()
+            notificationToggleRow(
+                "Mentioned",
+                description: "Receive a notification when someone mentions you in a document or comment",
+                isOn: [NotificationEventType.commentMentioned, .documentMentioned].allSatisfy { session.userNotificationSettings?[$0.rawValue] ?? false },
+                onChange: { newValue in Task { await setNotifications([.commentMentioned, .documentMentioned], subscribed: newValue) } }
+            )
+            Divider()
+            notificationToggleRow(
+                "Group mentions",
+                description: "Receive a notification when someone mentions a group you are a member of in a document or comment",
+                isOn: [NotificationEventType.commentGroupMentioned, .documentGroupMentioned].allSatisfy { session.userNotificationSettings?[$0.rawValue] ?? false },
+                onChange: { newValue in Task { await setNotifications([.commentGroupMentioned, .documentGroupMentioned], subscribed: newValue) } }
+            )
+            Divider()
+            notificationToggleRow(
+                "Resolved",
+                description: "Receive a notification when a comment thread you were involved in is resolved",
+                isOn: session.userNotificationSettings?[NotificationEventType.commentResolve.rawValue] ?? false,
+                onChange: { newValue in Task { await setNotifications([.commentResolve], subscribed: newValue) } }
+            )
+            Divider()
+            notificationToggleRow(
+                "Reaction added",
+                description: "Receive a notification when someone reacts to your comment",
+                isOn: session.userNotificationSettings?[NotificationEventType.reactionCreate.rawValue] ?? false,
+                onChange: { newValue in Task { await setNotifications([.reactionCreate], subscribed: newValue) } }
+            )
+            Divider()
+            notificationToggleRow(
+                "Collection created",
+                description: "Receive a notification whenever a new collection is created",
+                isOn: session.userNotificationSettings?[NotificationEventType.collectionCreate.rawValue] ?? false,
+                onChange: { newValue in Task { await setNotifications([.collectionCreate], subscribed: newValue) } }
+            )
+            Divider()
+            notificationToggleRow(
+                "Invite accepted",
+                description: "Receive a notification when someone you invited creates an account",
+                isOn: session.userNotificationSettings?[NotificationEventType.emailsInviteAccepted.rawValue] ?? false,
+                onChange: { newValue in Task { await setNotifications([.emailsInviteAccepted], subscribed: newValue) } }
+            )
+            Divider()
+            notificationToggleRow(
+                "Invited to document",
+                description: "Receive a notification when a document is shared with you",
+                isOn: session.userNotificationSettings?[NotificationEventType.documentAddUser.rawValue] ?? false,
+                onChange: { newValue in Task { await setNotifications([.documentAddUser], subscribed: newValue) } }
+            )
+            Divider()
+            notificationToggleRow(
+                "Invited to collection",
+                description: "Receive a notification when you are given access to a collection",
+                isOn: session.userNotificationSettings?[NotificationEventType.collectionAddUser.rawValue] ?? false,
+                onChange: { newValue in Task { await setNotifications([.collectionAddUser], subscribed: newValue) } }
+            )
+            Divider()
+            notificationToggleRow(
+                "Export completed",
+                description: "Receive a notification when an export you requested has been completed",
+                isOn: session.userNotificationSettings?[NotificationEventType.emailsExportCompleted.rawValue] ?? false,
+                onChange: { newValue in Task { await setNotifications([.emailsExportCompleted], subscribed: newValue) } }
+            )
+            Divider()
+            notificationToggleRow(
+                "Document access requested",
+                description: "Receive a notification when a user requests access to a document you manage",
+                isOn: session.userNotificationSettings?[NotificationEventType.accessRequestCreate.rawValue] ?? false,
+                onChange: { newValue in Task { await setNotifications([.accessRequestCreate], subscribed: newValue) } }
+            )
+
+            if let notificationsErrorMessage {
+                Text(notificationsErrorMessage)
+                    .font(.caption)
+                    .foregroundStyle(.red)
+            }
+        }
+        .disabled(!isEffectivelyOnline)
+        .frame(maxWidth: 480, alignment: .leading)
+        .task { await refreshProfile() }
+    }
+
+    private var allNotificationsRow: some View {
+        let isOn = NotificationEventType.allCases.allSatisfy { session.userNotificationSettings?[$0.rawValue] ?? false }
+        return notificationToggleRow(
+            "All notifications",
+            description: nil,
+            isOn: isOn,
+            onChange: { newValue in Task { await setNotifications(nil, subscribed: newValue) } }
+        )
+    }
+
+    private func notificationToggleRow(
+        _ title: String,
+        description: String?,
+        isOn: Bool,
+        onChange: @escaping (Bool) -> Void
+    ) -> some View {
+        Toggle(isOn: Binding(get: { isOn }, set: onChange)) {
+            VStack(alignment: .leading, spacing: 2) {
+                Text(title)
+                if let description {
+                    Text(description)
+                        .font(.caption)
+                        .foregroundStyle(.secondary)
+                }
+            }
+        }
+    }
+
+    /// `eventTypes` groups more than one wire event under a single visible
+    /// toggle (e.g. "Mentioned" covers both `comments.mentioned` and
+    /// `documents.mentioned`) — confirmed as the right grouping against
+    /// Outline's own settings copy, applied with one subscribe/unsubscribe
+    /// call per underlying event type, sequentially.
+    private func setNotifications(_ eventTypes: [NotificationEventType]?, subscribed: Bool) async {
+        guard let apiClient = session.apiClient else { return }
+        isSavingNotifications = true
+        defer { isSavingNotifications = false }
+        let targets: [NotificationEventType?] = eventTypes ?? [nil]
+        do {
+            for target in targets {
+                let updated = subscribed
+                    ? try await apiClient.subscribeToNotifications(eventType: target)
+                    : try await apiClient.unsubscribeFromNotifications(eventType: target)
+                session.applyUpdatedProfile(updated)
+            }
+            notificationsErrorMessage = nil
+        } catch {
+            notificationsErrorMessage = outlineErrorMessage(error, fallback: "Couldn't update your notification settings.")
+        }
+    }
+
     // MARK: - Offline & Sync
 
     private var offlineSyncDetail: some View {
@@ -480,6 +964,20 @@ struct SettingsView: View {
 
     // MARK: - Helpers
 
+    /// Everything backed by a live `users.update`/`users.notifications*`
+    /// call (Profile's name/avatar, all of Preferences, all of
+    /// Notifications) shows this and disables its controls while offline —
+    /// there's nothing to optimistically apply here the way document edits
+    /// can be, and no offline queue for it (see `TODO.local.md`'s own
+    /// "things that actually require an internet connection" framing,
+    /// already applied to Share/Permissions/Search). Local-only settings
+    /// (Appearance, Offline Mode itself) are deliberately left enabled.
+    private var offlineSettingsHint: some View {
+        Text("You're offline — these settings need a connection to change.")
+            .font(.caption)
+            .foregroundStyle(.orange)
+    }
+
     private func labeledRow(_ label: String, _ value: String) -> some View {
         HStack {
             Text(label)

Outpost/Root/AppNavigation.swift

@@ -122,7 +122,7 @@ enum SettingsSection: String, CaseIterable, Identifiable, Hashable {
     /// placeholder until its content is specified and built.
     var isImplemented: Bool {
         switch self {
-        case .appearance, .offlineSync, .advanced, .about, .profile:
+        case .appearance, .offlineSync, .advanced, .about, .profile, .preferences, .notifications:
             return true
         default:
             return false

Outpost/Root/SessionStore.swift

@@ -15,6 +15,9 @@ final class SessionStore {
     var userName: String?
     var userEmail: String?
     var userAvatarURL: URL?
+    var userLanguage: String?
+    var userPreferences: OutlineUserPreferences?
+    var userNotificationSettings: [String: Bool]?
     var teamName: String?
     var teamAvatarURL: URL?
     private(set) var apiClient: OutlineAPIClient?
@@ -73,6 +76,9 @@ final class SessionStore {
         userName = nil
         userEmail = nil
         userAvatarURL = nil
+        userLanguage = nil
+        userPreferences = nil
+        userNotificationSettings = nil
         teamName = nil
         teamAvatarURL = nil
         apiClient = nil
@@ -95,6 +101,9 @@ final class SessionStore {
         userId = user.id
         userName = user.name
         userAvatarURL = user.avatarUrl.flatMap { URL(string: $0, relativeTo: serverURL)?.absoluteURL }
+        userLanguage = user.language
+        userPreferences = user.preferences
+        userNotificationSettings = user.notificationSettings
     }
 
     private func apply(user: OutlineUser, team: OutlineTeam, serverURL: URL) {
@@ -105,6 +114,9 @@ final class SessionStore {
         // (e.g. `/api/files.get?key=...`) for avatarUrl — resolve against the
         // configured server so relative paths don't fail as "unsupported URL".
         userAvatarURL = user.avatarUrl.flatMap { URL(string: $0, relativeTo: serverURL)?.absoluteURL }
+        userLanguage = user.language
+        userPreferences = user.preferences
+        userNotificationSettings = user.notificationSettings
         teamName = team.name
         teamAvatarURL = team.avatarUrl.flatMap { URL(string: $0, relativeTo: serverURL)?.absoluteURL }
     }

Outpost/Support/OutlineLocale.swift

@@ -0,0 +1,35 @@
+import Foundation
+
+/// Outline's interface-language options. Not exhaustive — Outline accepts
+/// community translations via its own translation portal, so the real list
+/// on any given server can be longer than this; this covers the common
+/// cases and falls back to showing whatever code the server already has
+/// set even if it isn't in this list.
+struct OutlineLocale: Identifiable, Hashable {
+    let code: String
+    let label: String
+
+    var id: String { code }
+
+    static let all: [OutlineLocale] = [
+        OutlineLocale(code: "en_US", label: "English (US)"),
+        OutlineLocale(code: "en_GB", label: "English (UK)"),
+        OutlineLocale(code: "de_DE", label: "Deutsch"),
+        OutlineLocale(code: "fr_FR", label: "Français"),
+        OutlineLocale(code: "es_ES", label: "Español"),
+        OutlineLocale(code: "pt_PT", label: "Português"),
+        OutlineLocale(code: "pt_BR", label: "Português (Brasil)"),
+        OutlineLocale(code: "it_IT", label: "Italiano"),
+        OutlineLocale(code: "nl_NL", label: "Nederlands"),
+        OutlineLocale(code: "pl_PL", label: "Polski"),
+        OutlineLocale(code: "ru_RU", label: "Русский"),
+        OutlineLocale(code: "ja_JP", label: "日本語"),
+        OutlineLocale(code: "ko_KR", label: "한국어"),
+        OutlineLocale(code: "zh_CN", label: "中文 (简体)"),
+        OutlineLocale(code: "zh_TW", label: "中文 (繁體)"),
+    ]
+
+    static func label(for code: String) -> String {
+        all.first(where: { $0.code == code })?.label ?? code
+    }
+}