Watch: snooze finished threads, name the files a file approval would edit, Settle on finished notifications, an instant launch from the saved feed, plain Loading states, and no more cancelled errors

Gateway: an approval push for a file change says which files it would edit

watch/WristCode/Notifications/NotificationHandler.swift

@@ -1,6 +1,6 @@
 // Notification categories and actions from docs/api.md, and what each action does. Allow, Deny,
-// Reply and a question's answers run in the background against the gateway; tapping a notification
-// opens its thread.
+// Reply, Settle and a question's answers run in the background against the gateway; tapping a
+// notification opens its thread.
 //
 // An `input` push that carries `question` gets one button per option, plus "Say an answer" when the
 // question takes its own answer. watchOS only lets a notification's actions change per push from
@@ -18,6 +18,7 @@ enum NotificationCommand: Equatable, Sendable {
     /// One answer to a push's single question: an option's value, or what was said or typed.
     case answer(hostId: String, threadId: String, requestId: String, questionId: String, value: String)
     case reply(hostId: String, threadId: String, text: String)
+    case settle(hostId: String, threadId: String)
     case open(Route?)
     case none
 
@@ -25,6 +26,7 @@ enum NotificationCommand: Equatable, Sendable {
         static let allow = "allow"
         static let deny = "deny"
         static let reply = "reply"
+        static let settle = "settle"
         static let open = "open"
         /// Opens the thread, on a question the notification cannot answer itself.
         static let answer = "answer"
@@ -64,6 +66,9 @@ enum NotificationCommand: Equatable, Sendable {
             let text = text?.trimmingCharacters(in: .whitespacesAndNewlines) ?? ""
             guard let hostId, let threadId, !text.isEmpty else { self = .open(thread); return }
             self = .reply(hostId: hostId, threadId: threadId, text: text)
+        case Action.settle:
+            guard let hostId, let threadId else { self = .open(thread); return }
+            self = .settle(hostId: hostId, threadId: threadId)
         case Action.say:
             self = answer(text)
         case let id where id.hasPrefix(Action.optionPrefix):
@@ -110,6 +115,7 @@ final class NotificationHandler: NSObject, UNUserNotificationCenterDelegate {
             identifier: Action.reply, title: "Reply", options: [],
             textInputButtonTitle: "Send", textInputPlaceholder: "Reply")
         let answer = UNNotificationAction(identifier: Action.answer, title: "Answer", options: [.foreground])
+        let settle = UNNotificationAction(identifier: Action.settle, title: "Settle", options: [])
 
         func category(_ id: PushCategory, _ actions: [UNNotificationAction]) -> UNNotificationCategory {
             UNNotificationCategory(identifier: id.rawValue, actions: actions, intentIdentifiers: [], options: [])
@@ -118,7 +124,7 @@ final class NotificationHandler: NSObject, UNUserNotificationCenterDelegate {
             category(.approval, [allow, deny]),
             // A question push replaces these with its options; see `inputActions`.
             category(.input, [answer, open]),
-            category(.finished, [reply, open]),
+            category(.finished, [reply, settle, open]),
             category(.failed, [open]),
             category(.host, []),
             category(.test, []),
@@ -180,6 +186,11 @@ final class NotificationHandler: NSObject, UNUserNotificationCenterDelegate {
             await attempt("Couldn't send your reply") {
                 try await model.api.sendMessage(hostId: hostId, threadId: threadId, text: text)
             }
+        case let .settle(hostId, threadId):
+            guard model.mode != .unpaired else { return }
+            await attempt("Couldn't settle") {
+                try await model.api.settle(hostId: hostId, threadId: threadId)
+            }
         }
         model.reloadComplication()
         await model.refreshFeed()