Updated to resolve all possible Sendability warnings from Swift 6 compatibility mode. (#1072)

Co-authored-by: Jim Dovey <jimdovey@apple.com>

IceCubesActionExtension/ActionRequestHandler.swift

@@ -15,7 +15,7 @@ import Network
 // Sample code was sending this from a thread to another, let asume @Sendable for this
 extension NSExtensionContext: @unchecked Sendable {}
 
-class ActionRequestHandler: NSObject, NSExtensionRequestHandling {
+final class ActionRequestHandler: NSObject, NSExtensionRequestHandling, Sendable {
   enum Error: Swift.Error {
     case inputProviderNotFound
     case loadedItemHasWrongType

IceCubesApp.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved

@@ -63,6 +63,15 @@
         "version" : "0.13.3"
       }
     },
+    {
+      "identity" : "swift-atomics",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/apple/swift-atomics.git",
+      "state" : {
+        "revision" : "ff3d2212b6b093db7f177d0855adbc4ef9c5f036",
+        "version" : "1.0.3"
+      }
+    },
     {
       "identity" : "swiftsoup",
       "kind" : "remoteSourceControl",

IceCubesNotifications/NotificationService.swift

@@ -82,6 +82,11 @@ class NotificationService: UNNotificationServiceExtension {
         let fileURL = temporaryDirectoryURL.appendingPathComponent(filename)
 
         Task {
+          // Warning: Non-sendable type '(any URLSessionTaskDelegate)?' exiting main actor-isolated
+          // context in call to non-isolated instance method 'data(for:delegate:)' cannot cross actor
+          // boundary.
+          // This is on the defaulted-to-nil second parameter of `.data(from:delegate:)`.
+          // There is a Radar tracking this & others like it.
           if let (data, _) = try? await URLSession.shared.data(for: .init(url: url)) {
             if let image = UIImage(data: data) {
               try? image.pngData()?.write(to: fileURL)

Packages/Account/Sources/Account/AccountDetailView.swift

@@ -82,6 +82,9 @@ public struct AccountDetailView: View {
       isCurrentUser = currentAccount.account?.id == viewModel.accountId
       viewModel.isCurrentUser = isCurrentUser
       viewModel.client = client
+
+      // Avoid capturing non-Sendable `self` just to access the view model.
+      let viewModel = self.viewModel
       Task {
         await withTaskGroup(of: Void.self) { group in
           group.addTask { await viewModel.fetchAccount() }

Packages/Account/Sources/Account/AccountsList/AccountsListRow.swift

@@ -1,3 +1,4 @@
+import Combine
 import DesignSystem
 import EmojiText
 import Env

Packages/Account/Sources/Account/Follow/FollowButton.swift

@@ -1,3 +1,4 @@
+import Combine
 import Foundation
 import Models
 import Network

Packages/AppAccount/Sources/AppAccount/AppAccountViewModel.swift

@@ -1,3 +1,4 @@
+import Combine
 import DesignSystem
 import Models
 import Network
@@ -61,6 +62,11 @@ public class AppAccountViewModel: ObservableObject {
   }
 
   private func refreshAvatar(account: Account) async {
+    // Warning: Non-sendable type '(any URLSessionTaskDelegate)?' exiting main actor-isolated
+    // context in call to non-isolated instance method 'data(for:delegate:)' cannot cross actor
+    // boundary.
+    // This is on the defaulted-to-nil second parameter of `.data(from:delegate:)`.
+    // There is a Radar tracking this & others like it.
     if let (data, _) = try? await URLSession.shared.data(from: account.avatar),
        let image = UIImage(data: data)?.roundedImage
     {

Packages/AppAccount/Sources/AppAccount/AppAccountsManager.swift

@@ -1,3 +1,4 @@
+import Combine
 import Env
 import Models
 import Network

Packages/DesignSystem/Sources/DesignSystem/SceneDelegate.swift

@@ -1,3 +1,4 @@
+import Combine
 import UIKit
 
 public class SceneDelegate: NSObject, ObservableObject, UIWindowSceneDelegate {

Packages/Env/Sources/Env/CurrentAccount.swift

@@ -1,3 +1,4 @@
+import Combine
 import Foundation
 import Models
 import Network

Packages/Env/Sources/Env/CurrentInstance.swift

@@ -1,3 +1,4 @@
+import Combine
 import Foundation
 import Models
 import Network

Packages/Env/Sources/Env/PushNotificationsService.swift

@@ -1,3 +1,4 @@
+import Combine
 import CryptoKit
 import Foundation
 import KeychainSwift

Packages/Env/Sources/Env/QuickLook.swift

@@ -1,3 +1,4 @@
+import Combine
 import QuickLook
 import SwiftUI
 
@@ -69,6 +70,12 @@ public class QuickLook: ObservableObject {
   private func localPathFor(url: URL) async throws -> URL {
     try? FileManager.default.createDirectory(at: quickLookDir, withIntermediateDirectories: true)
     let path = quickLookDir.appendingPathComponent(url.lastPathComponent)
+
+    // Warning: Non-sendable type '(any URLSessionTaskDelegate)?' exiting main actor-isolated
+    // context in call to non-isolated instance method 'data(for:delegate:)' cannot cross actor
+    // boundary.
+    // This is on the defaulted-to-nil second parameter of `.data(from:delegate:)`.
+    // There is a Radar tracking this & others like it.
     let data = try await URLSession.shared.data(from: url).0
     try data.write(to: path)
     return path

Packages/Env/Sources/Env/Router.swift

@@ -1,3 +1,4 @@
+import Combine
 import Foundation
 import Models
 import Network
@@ -140,7 +141,7 @@ public class RouterPath: ObservableObject {
     if let account = results?.accounts.first {
       navigate(to: .accountDetailWithAccount(account: account))
     } else {
-      await UIApplication.shared.open(url)
+      _ = await UIApplication.shared.open(url)
     }
   }
 
@@ -154,7 +155,7 @@ public class RouterPath: ObservableObject {
     if let account = results?.accounts.first {
       navigate(to: .accountDetailWithAccount(account: account))
     } else {
-      await UIApplication.shared.open(url)
+      _ = await UIApplication.shared.open(url)
     }
   }
 }

Packages/Env/Sources/Env/StreamWatcher.swift

@@ -1,3 +1,4 @@
+import Combine
 import Foundation
 import Models
 import Network

Packages/Env/Sources/Env/UserPreferences.swift

@@ -1,3 +1,4 @@
+import Combine
 import Foundation
 import Models
 import Network
@@ -61,6 +62,16 @@ public class UserPreferences: ObservableObject {
         return "enum.swipeactions.icon-only"
       }
     }
+
+    // Have to implement this manually here due to compiler not implicitly
+    // inserting `nonisolated`, which leads to a warning:
+    //
+    //     Main actor-isolated static property 'allCases' cannot be used to
+    //     satisfy nonisolated protocol requirement
+    //
+    nonisolated public static var allCases: [Self] {
+      [.iconWithText, .iconOnly]
+    }
   }
 
   public var postVisibility: Models.Visibility {

Packages/Lists/Sources/Lists/Edit/ListEditViewModel.swift

@@ -1,3 +1,4 @@
+import Combine
 import Models
 import Network
 import SwiftUI

Packages/Models/Package.swift

@@ -17,11 +17,15 @@ let package = Package(
   ],
   dependencies: [
     .package(url: "https://github.com/scinfu/SwiftSoup.git", from: "2.4.3"),
+    .package(url: "https://github.com/apple/swift-atomics.git", from: "1.0.3"),
   ],
   targets: [
     .target(
       name: "Models",
-      dependencies: ["SwiftSoup"]
+      dependencies: [
+        "SwiftSoup",
+        .product(name: "Atomics", package: "swift-atomics")
+      ]
     ),
     .testTarget(
       name: "ModelsTests",

Packages/Models/Sources/Models/Account.swift

@@ -121,3 +121,5 @@ public struct FamiliarAccounts: Decodable {
   public let id: String
   public let accounts: [Account]
 }
+
+extension FamiliarAccounts: Sendable {}

Packages/Models/Sources/Models/AppAccount.swift

@@ -27,3 +27,5 @@ public struct AppAccount: Codable, Identifiable, Hashable {
     self.oauthToken = oauthToken
   }
 }
+
+extension AppAccount: Sendable {}

Packages/Models/Sources/Models/Card.swift

@@ -11,3 +11,5 @@ public struct Card: Codable, Identifiable, Equatable, Hashable {
   public let type: String
   public let image: URL?
 }
+
+extension Card: Sendable {}

Packages/Models/Sources/Models/ConsolidatedNotification.swift

@@ -41,3 +41,5 @@ public struct ConsolidatedNotification: Identifiable {
     [.placeholder(), .placeholder(), .placeholder(), .placeholder(), .placeholder(), .placeholder(), .placeholder(), .placeholder()]
   }
 }
+
+extension ConsolidatedNotification: Sendable {}

Packages/Models/Sources/Models/Conversation.swift

@@ -22,3 +22,5 @@ public struct Conversation: Identifiable, Decodable, Hashable, Equatable {
      .placeholder(), .placeholder(), .placeholder(), .placeholder(), .placeholder()]
   }
 }
+
+extension Conversation: Sendable {}

Packages/Models/Sources/Models/Filter.swift

@@ -20,3 +20,8 @@ public struct Filter: Codable, Identifiable, Equatable, Hashable {
   public let context: [String]
   public let filterAction: Action
 }
+
+extension Filtered: Sendable {}
+extension Filter: Sendable {}
+extension Filter.Action: Sendable {}
+extension Filter.Context: Sendable {}

Packages/Models/Sources/Models/InstanceApp.swift

@@ -9,3 +9,5 @@ public struct InstanceApp: Codable, Identifiable {
   public let clientSecret: String
   public let vapidKey: String?
 }
+
+extension InstanceApp: Sendable {}

Packages/Models/Sources/Models/Language.swift

@@ -18,3 +18,5 @@ public struct Language: Identifiable, Equatable, Hashable {
       )
     }
 }
+
+extension Language: Sendable {}

Packages/Models/Sources/Models/List.swift

@@ -5,3 +5,5 @@ public struct List: Codable, Identifiable, Equatable, Hashable {
   public let title: String
   public let repliesPolicy: String
 }
+
+extension List: Sendable {}

Packages/Models/Sources/Models/MastodonPushNotification.swift

@@ -21,3 +21,5 @@ public struct MastodonPushNotification: Codable {
     case body
   }
 }
+
+extension MastodonPushNotification: Sendable {}

Packages/Models/Sources/Models/MediaAttachement.swift

@@ -29,3 +29,8 @@ public struct MediaAttachment: Codable, Identifiable, Hashable, Equatable {
   public let description: String?
   public let meta: MetaContainer?
 }
+
+extension MediaAttachment: Sendable {}
+extension MediaAttachment.MetaContainer: Sendable {}
+extension MediaAttachment.MetaContainer.Meta: Sendable {}
+extension MediaAttachment.SupportedType: Sendable {}

Packages/Models/Sources/Models/Mention.swift

@@ -6,3 +6,5 @@ public struct Mention: Codable, Equatable, Hashable {
   public let url: URL
   public let acct: String
 }
+
+extension Mention: Sendable {}

Packages/Models/Sources/Models/Notification.swift

@@ -23,3 +23,6 @@ public struct Notification: Decodable, Identifiable, Equatable {
           status: .placeholder())
   }
 }
+
+extension Notification: Sendable {}
+extension Notification.NotificationType: Sendable {}

Packages/Models/Sources/Models/Poll.swift

@@ -48,3 +48,7 @@ public struct NullableString: Codable, Equatable, Hashable {
     }
   }
 }
+
+extension Poll: Sendable {}
+extension Poll.Option: Sendable {}
+extension NullableString: Sendable {}

Packages/Models/Sources/Models/PushSubscription.swift

@@ -15,3 +15,6 @@ public struct PushSubscription: Identifiable, Decodable {
   public let serverKey: String
   public let alerts: Alerts
 }
+
+extension PushSubscription: Sendable {}
+extension PushSubscription.Alerts: Sendable {}

Packages/Models/Sources/Models/Relationship.swift

@@ -50,3 +50,5 @@ public extension Relationship {
     notifying = try values.decodeIfPresent(Bool.self, forKey: .notifying) ?? false
   }
 }
+
+extension Relationship: Sendable {}

Packages/Models/Sources/Models/SearchResults.swift

@@ -14,3 +14,5 @@ public struct SearchResults: Decodable {
     accounts.isEmpty && statuses.isEmpty && hashtags.isEmpty
   }
 }
+
+extension SearchResults: Sendable {}

Packages/Models/Sources/Models/ServerError.swift

@@ -3,3 +3,5 @@ import Foundation
 public struct ServerError: Decodable, Error {
   public let error: String?
 }
+
+extension ServerError: Sendable {}

Packages/Models/Sources/Models/ServerPreferences.swift

@@ -33,3 +33,6 @@ public struct ServerPreferences: Decodable {
     case autoExpandSpoilers = "reading:expand:spoilers"
   }
 }
+
+extension ServerPreferences: Sendable {}
+extension ServerPreferences.AutoExpandMedia: Sendable {}

Packages/Models/Sources/Models/Status.swift

@@ -1,4 +1,5 @@
 import Foundation
+import Atomics
 
 public struct Application: Codable, Identifiable, Hashable, Equatable {
   public var id: String {
@@ -103,6 +104,7 @@ public final class Status: AnyStatus, Codable, Identifiable, Equatable, Hashable
   public let sensitive: Bool
   public let language: String?
 
+
   public init(id: String, content: HTMLString, account: Account, createdAt: ServerDate, editedAt: ServerDate?, reblog: ReblogStatus?, mediaAttachments: [MediaAttachment], mentions: [Mention], repliesCount: Int, reblogsCount: Int, favouritesCount: Int, card: Card?, favourited: Bool?, reblogged: Bool?, pinned: Bool?, bookmarked: Bool?, emojis: [Emoji], url: String?, application: Application?, inReplyToId: String?, inReplyToAccountId: String?, visibility: Visibility, poll: Poll?, spoilerText: HTMLString, filtered: [Filtered]?, sensitive: Bool, language: String?) {
     self.id = id
     self.content = content
@@ -228,7 +230,7 @@ public final class ReblogStatus: AnyStatus, Codable, Identifiable, Equatable, Ha
   public let bookmarked: Bool?
   public let emojis: [Emoji]
   public let url: String?
-  public var application: Application?
+  public let application: Application?
   public let inReplyToId: String?
   public let inReplyToAccountId: String?
   public let visibility: Visibility
@@ -267,3 +269,14 @@ public final class ReblogStatus: AnyStatus, Codable, Identifiable, Equatable, Ha
     self.language = language
   }
 }
+
+extension Application: Sendable {}
+extension StatusViewId: Sendable {}
+
+// Every property in Status is immutable.
+extension Status: Sendable {}
+
+// Every property in ReblogStatus is immutable.
+extension ReblogStatus: Sendable {}
+
+

Packages/Models/Sources/Models/StatusContext.swift

@@ -8,3 +8,5 @@ public struct StatusContext: Decodable {
     .init(ancestors: [], descendants: [])
   }
 }
+
+extension StatusContext: Sendable {}

Packages/Models/Sources/Models/StatusHistory.swift

@@ -9,3 +9,5 @@ public struct StatusHistory: Decodable, Identifiable {
   public let createdAt: ServerDate
   public let emojis: [Emoji]
 }
+
+extension StatusHistory: Sendable {}

Packages/Models/Sources/Models/StatusTranslation.swift

@@ -11,3 +11,5 @@ public struct StatusTranslation: Decodable {
     self.provider = provider
   }
 }
+
+extension StatusTranslation: Sendable {}

Packages/Models/Sources/Models/Tag.swift

@@ -58,3 +58,7 @@ public struct FeaturedTag: Codable, Identifiable {
     }
   }
 }
+
+extension Tag: Sendable {}
+extension Tag.History: Sendable {}
+extension FeaturedTag: Sendable {}

Packages/Network/Sources/Network/Client.swift

@@ -1,12 +1,17 @@
+import Combine
 import Foundation
 import Models
 import SwiftUI
+import os
 
 public final class Client: ObservableObject, Equatable, Identifiable, Hashable {
   public static func == (lhs: Client, rhs: Client) -> Bool {
-    lhs.isAuth == rhs.isAuth &&
+    let lhsToken = lhs.critical.withLock { $0.oauthToken }
+    let rhsToken = rhs.critical.withLock { $0.oauthToken }
+
+    return (lhsToken != nil) == (rhsToken != nil) &&
       lhs.server == rhs.server &&
-      lhs.oauthToken?.accessToken == rhs.oauthToken?.accessToken
+      lhsToken?.accessToken == rhsToken?.accessToken
   }
 
   public enum Version: String, Sendable {
@@ -19,7 +24,10 @@ public final class Client: ObservableObject, Equatable, Identifiable, Hashable {
   }
 
   public var id: String {
-    "\(isAuth)\(server)\(oauthToken?.createdAt ?? 0)"
+    critical.withLock {
+      let isAuth = $0.oauthToken != nil
+      return "\(isAuth)\(server)\($0.oauthToken?.createdAt ?? 0)"
+    }
   }
 
   public func hash(into hasher: inout Hasher) {
@@ -28,42 +36,52 @@ public final class Client: ObservableObject, Equatable, Identifiable, Hashable {
 
   public let server: String
   public let version: Version
-  public private(set) var connections: Set<String>
   private let urlSession: URLSession
   private let decoder = JSONDecoder()
 
-  /// Only used as a transitionary app while in the oauth flow.
-  private var oauthApp: InstanceApp?
-
-  private var oauthToken: OauthToken?
+  // Putting all mutable state inside an `OSAllocatedUnfairLock` makes `Client`
+  // provably `Sendable`. The lock is a struct, but it uses a `ManagedBuffer`
+  // reference type to hold its associated state.
+  private let critical: OSAllocatedUnfairLock<Critical>
+  private struct Critical: Sendable {
+    /// Only used as a transitionary app while in the oauth flow.
+    var oauthApp: InstanceApp?
+    var oauthToken: OauthToken?
+    var connections: Set<String> = []
+  }
 
   public var isAuth: Bool {
-    oauthToken != nil
+    critical.withLock { $0.oauthToken != nil }
+  }
+
+  public var connections: Set<String> {
+    critical.withLock { $0.connections }
   }
 
   public init(server: String, version: Version = .v1, oauthToken: OauthToken? = nil) {
     self.server = server
     self.version = version
+    self.critical = .init(initialState: Critical(oauthToken: oauthToken, connections: [server]))
     urlSession = URLSession.shared
     decoder.keyDecodingStrategy = .convertFromSnakeCase
-    self.oauthToken = oauthToken
-    connections = Set([server])
   }
 
   public func addConnections(_ connections: [String]) {
-    connections.forEach {
-      self.connections.insert($0)
+    critical.withLock {
+      $0.connections.formUnion(connections)
     }
   }
 
   public func hasConnection(with url: URL) -> Bool {
     guard let host = url.host else { return false }
-    if let rootHost = host.split(separator: ".", maxSplits: 1).last {
-      // Sometimes the connection is with the root host instead of a subdomain
-      // eg. Mastodon runs on mastdon.domain.com but the connection is with domain.com
-      return connections.contains(host) || connections.contains(String(rootHost))
-    } else {
-      return connections.contains(host)
+    return critical.withLock {
+      if let rootHost = host.split(separator: ".", maxSplits: 1).last {
+        // Sometimes the connection is with the root host instead of a subdomain
+        // eg. Mastodon runs on mastdon.domain.com but the connection is with domain.com
+        return $0.connections.contains(host) || $0.connections.contains(String(rootHost))
+      } else {
+        return $0.connections.contains(host)
+      }
     }
   }
 
@@ -87,7 +105,7 @@ public final class Client: ObservableObject, Equatable, Identifiable, Hashable {
   private func makeURLRequest(url: URL, endpoint: Endpoint, httpMethod: String) -> URLRequest {
     var request = URLRequest(url: url)
     request.httpMethod = httpMethod
-    if let oauthToken {
+    if let oauthToken = critical.withLock({ $0.oauthToken }) {
       request.setValue("Bearer \(oauthToken.accessToken)", forHTTPHeaderField: "Authorization")
     }
     if let json = endpoint.jsonValue {
@@ -175,12 +193,12 @@ public final class Client: ObservableObject, Equatable, Identifiable, Hashable {
 
   public func oauthURL() async throws -> URL {
     let app: InstanceApp = try await post(endpoint: Apps.registerApp)
-    oauthApp = app
+    critical.withLock { $0.oauthApp = app }
     return makeURL(endpoint: Oauth.authorize(clientId: app.clientId))
   }
 
   public func continueOauthFlow(url: URL) async throws -> OauthToken {
-    guard let app = oauthApp else {
+    guard let app = critical.withLock({ $0.oauthApp }) else {
       throw OauthError.missingApp
     }
     guard let components = URLComponents(url: url, resolvingAgainstBaseURL: false),
@@ -191,7 +209,7 @@ public final class Client: ObservableObject, Equatable, Identifiable, Hashable {
     let token: OauthToken = try await post(endpoint: Oauth.token(code: code,
                                                                  clientId: app.clientId,
                                                                  clientSecret: app.clientSecret))
-    oauthToken = token
+    critical.withLock { $0.oauthToken = token }
     return token
   }
 
@@ -239,3 +257,5 @@ public final class Client: ObservableObject, Equatable, Identifiable, Hashable {
     }
   }
 }
+
+extension Client: Sendable {}

Packages/Network/Sources/Network/LinkHandler.swift

@@ -16,3 +16,5 @@ public struct LinkHandler {
     return nil
   }
 }
+
+extension LinkHandler: Sendable {}

Packages/Network/Sources/Network/OpenAIClient.swift

@@ -105,3 +105,9 @@ public struct OpenAIClient {
     }
   }
 }
+
+extension OpenAIClient: Sendable {}
+extension OpenAIClient.Prompt: Sendable {}
+extension OpenAIClient.Request: Sendable {}
+extension OpenAIClient.Response: Sendable {}
+extension OpenAIClient.Response.Choice: Sendable {}

Packages/Status/Sources/Status/Editor/Components/StatusEditorUTTypeSupported.swift

@@ -24,6 +24,17 @@ enum StatusEditorUTTypeSupported: String, CaseIterable {
 
   case uiimage = "com.apple.uikit.image"
 
+  // Have to implement this manually here due to compiler not implicitly
+  // inserting `nonisolated`, which leads to a warning:
+  //
+  //     Main actor-isolated static property 'allCases' cannot be used to
+  //     satisfy nonisolated protocol requirement
+  //
+  nonisolated public static var allCases: [StatusEditorUTTypeSupported] {
+    [.url, .text, .plaintext, .image, .jpeg, .png, .tiff, .video,
+     .movie, .mp4, .gif, .gif2, .quickTimeMovie, .uiimage]
+  }
+  
   static func types() -> [UTType] {
     [.url, .text, .plainText, .image, .jpeg, .png, .tiff, .video, .mpeg4Movie, .gif, .movie, .quickTimeMovie]
   }
@@ -47,6 +58,8 @@ enum StatusEditorUTTypeSupported: String, CaseIterable {
   }
 
   func loadItemContent(item: NSItemProvider) async throws -> Any? {
+    // Many warnings here about non-sendable type `[AnyHashable: Any]?` crossing
+    // actor boundaries. Many Radars have been filed.
     let result = try await item.loadItem(forTypeIdentifier: rawValue)
     if isVideo, let transferable = await getVideoTransferable(item: item) {
       return transferable

Packages/Status/Sources/Status/Editor/StatusEditorViewModel.swift

@@ -1,3 +1,4 @@
+import Combine
 import DesignSystem
 import Env
 import Models

Packages/Status/Sources/Status/List/StatusesFetcher.swift

@@ -1,3 +1,4 @@
+import Combine
 import Models
 import SwiftUI
 

Packages/Status/Sources/Status/Poll/StatusPollViewModel.swift

@@ -1,3 +1,4 @@
+import Combine
 import Models
 import Network
 import SwiftUI

Packages/Status/Sources/Status/Row/StatusRowViewModel.swift

@@ -1,3 +1,4 @@
+import Combine
 import Env
 import Models
 import NaturalLanguage

Packages/Status/Sources/Status/Row/Subviews/StatusRowActionsView.swift

@@ -17,6 +17,16 @@ struct StatusRowActionsView: View {
   enum Action: CaseIterable {
     case respond, boost, favorite, bookmark, share
 
+    // Have to implement this manually here due to compiler not implicitly
+    // inserting `nonisolated`, which leads to a warning:
+    //
+    //     Main actor-isolated static property 'allCases' cannot be used to
+    //     satisfy nonisolated protocol requirement
+    //
+    nonisolated public static var allCases: [StatusRowActionsView.Action] {
+      [.respond, .boost, .favorite, .bookmark, .share]
+    }
+
     func iconName(viewModel: StatusRowViewModel, privateBoost: Bool = false) -> String {
       switch self {
       case .respond:

Packages/Timeline/Sources/Timeline/TimelineCache.swift

@@ -59,3 +59,9 @@ public actor TimelineCache {
     UserDefaults.standard.array(forKey: "timeline-last-seen-\(client.id)") as? [String]
   }
 }
+
+// Quiets down the warnings from this one. Bodega is nicely async so we don't
+// want to just use `@preconcurrency`, but the CacheKey type is (incorrectly)
+// not marked as `Sendable`---it's a value type containing two `String`
+// properties.
+extension Bodega.CacheKey: @unchecked Sendable {}