iOS Live Activity Updates

Nucleic-Session: 665980BA-E8A5-4E84-9DF4-1757CF792353
Co-authored-by: Nucleic <[email protected]>

NucleicRemote/NucleicRemote/LiveActivityManager.swift

@@ -87,6 +87,41 @@ final class LiveActivityManager {
         push(state, hostName: hostName)
     }
 
+    /// Nothing is running or waiting. If the glance was showing active work, flash a brief "Done"
+    /// summary of the just-completed sessions and then dismiss (UX_IOS §5.3 — a run should read as
+    /// *finished*, not just vanish). If nothing was on screen, there's nothing to close.
+    private func finishWithDoneGlance(hostName: String, live: [WireSessionSummary]) {
+        // Already flashing "Done" and scheduled to dismiss — let that run rather than restart it.
+        guard dismissTask == nil else { return }
+        // Nothing tracked on screen: only reach into ActivityKit if an untracked orphan is lingering.
+        guard activity != nil else {
+            if !Activity<NucleicSessionAttributes>.activities.isEmpty { end() }
+            return
+        }
+        // The sessions that just finished — completed conversational turns and finished runs. These
+        // are exactly the ones the active-work filter above drops, surfaced now as `.done` rows.
+        let done = live
+            .filter {
+                $0.status == .finished
+                    || ($0.status == .awaitingInput && $0.disposition == .completed)
+            }
+            .sorted(by: StatusStyle.attentionThenRecency)
+            .prefix(Self.maxLines)
+            .map(Self.line(for:))
+        // Nothing to celebrate (e.g. the work was discarded/deleted) → just dismiss.
+        guard !done.isEmpty else { end(); return }
+
+        let state = NucleicSessionAttributes.ContentState(
+            runningCount: 0, needsYouCount: 0, approvalCount: 0,
+            filesChanged: 0, linesAdded: 0, linesRemoved: 0, lines: Array(done))
+        push(state, hostName: hostName)
+        dismissTask = Task { [weak self] in
+            try? await Task.sleep(for: Self.doneLinger)
+            guard !Task.isCancelled else { return }
+            self?.end()
+        }
+    }
+
     /// Apply `state` to the Activity — deduped against the last push and coalesced through one
     /// serial task so the newest state always wins.
     private func push(_ state: NucleicSessionAttributes.ContentState, hostName: String) {