nvrsion: Add, fix, refactor, update, and format: Tool Output Display in Nucleic, Chat: Apply Glass Material Sidebar, RootView.swift, and Chat: Push Notification Live Activity Redundancy.

Nucleic-Promote: 1
Co-authored-by: Nucleic <[email protected]>

NucleicRemote/NucleicRemote/LiveActivityManager.swift

@@ -24,6 +24,18 @@ final class LiveActivityManager {
 
     private var activity: Activity<NucleicSessionAttributes>?
 
+    /// Whether an aggregate glance is currently on screen — `RemoteStore` checks this to decide
+    /// whether to fall back to a banner (no glance ⇒ the banner is the only surface).
+    var hasLiveActivity: Bool { activity != nil }
+
+    /// Whether the app is foreground, mirrored from `RemoteStore` (its `isForeground`). Drives where
+    /// a "needs you" arrival is announced: **foreground** the app UI / a banner does it, so the glance
+    /// updates silently; **backgrounded** there's no banner (we prefer the glance), so the update
+    /// itself carries an `AlertConfiguration` (sound/haptic). Starts `true` — `onAppear` runs
+    /// foreground; the background adopt path flips it. Mirrors the host's connected-vs-away gate for
+    /// the pushed glance, but for the still-connected phone whose own socket is alive.
+    var foreground = true
+
     /// The last content we pushed. Updates that don't change it are skipped so we don't spend
     /// ActivityKit's update budget on no-ops — `sync` fires on every host message (dashboard,
     /// connectivity, pong, diff ticks…), most of which leave the aggregate identical. Burning the
@@ -42,6 +54,10 @@ final class LiveActivityManager {
     /// latest through one serial task means the newest data always wins — firing an unstructured
     /// `Task` per `sync` let a later update lose a race to an earlier one and freeze the glance.
     private var pendingState: NucleicSessionAttributes.ContentState?
+    /// The alert the next applied update should carry (sound/haptic when a backgrounded session newly
+    /// needs the user). Latched alongside `pendingState` so an update coalesced away by a fresher one
+    /// can't drop the alert; consumed (and cleared) when an update is applied.
+    private var pendingAlert: AlertConfiguration?
     private var updateTask: Task<Void, Never>?
 
     /// Set by `RemoteStore` to ship the activity's APNS push token to the paired Macs (and to tell
@@ -193,9 +209,35 @@ final class LiveActivityManager {
             Date().timeIntervalSince($0) >= Self.churnRefreshInterval
         } ?? true
         guard signatureChanged || (state != lastState && churnRefreshDue) else { return }
+        // When a session newly needs the user while we're backgrounded, this update carries the alert
+        // (sound/haptic) — there's no banner then, we prefer the glance. Foreground, the app UI / a
+        // banner announces it, so the glance updates silently. Computed against the *previous* state
+        // before `lastState` is overwritten.
+        let alert = foreground ? nil : Self.alert(from: lastState, to: state)
         lastState = state
         lastPushAt = Date()
-        enqueue(state)
+        enqueue(state, alert: alert)
+    }
+
+    /// The alert an update should carry when backgrounded: a session newly needs the user. An approval
+    /// (its Allow/Deny live on the glance) outranks a needs-input for the wording; a rise in neither ⇒
+    /// nil (silent update). Reuses the same localized keys as the host's pushed alert so a local and a
+    /// pushed alert read identically. Approvals/inputs that merely persist (or resolve) don't re-alert.
+    private static func alert(
+        from previous: NucleicSessionAttributes.ContentState?,
+        to next: NucleicSessionAttributes.ContentState
+    ) -> AlertConfiguration? {
+        if next.approvalCount > (previous?.approvalCount ?? 0) {
+            return AlertConfiguration(
+                title: LocalizedStringResource("approval.title"),
+                body: LocalizedStringResource("approval.pending"), sound: .default)
+        }
+        if next.needsYouCount > (previous?.needsYouCount ?? 0) {
+            return AlertConfiguration(
+                title: LocalizedStringResource("input.title"),
+                body: LocalizedStringResource("input.pending"), sound: .default)
+        }
+        return nil
     }
 
     /// Start the process-lived observers that make push-to-start work: the device's push-to-start
@@ -251,14 +293,20 @@ final class LiveActivityManager {
     }
 
     /// Hand the newest state to the serial drainer (starting it if idle).
-    private func enqueue(_ state: NucleicSessionAttributes.ContentState) {
+    private func enqueue(
+        _ state: NucleicSessionAttributes.ContentState, alert: AlertConfiguration? = nil
+    ) {
         pendingState = state
+        if let alert { pendingAlert = alert }  // latch — a coalesced-away update must not drop it
         guard updateTask == nil else { return }  // the running drainer will pick this up
         updateTask = Task { @MainActor [weak self] in
             guard let self else { return }
             while let next = self.pendingState {
                 self.pendingState = nil
-                await self.activity?.update(ActivityContent(state: next, staleDate: nil))
+                let alert = self.pendingAlert
+                self.pendingAlert = nil
+                await self.activity?.update(
+                    ActivityContent(state: next, staleDate: nil), alertConfiguration: alert)
             }
             self.updateTask = nil
         }
@@ -273,6 +321,7 @@ final class LiveActivityManager {
         dismissTask?.cancel()
         dismissTask = nil
         pendingState = nil
+        pendingAlert = nil
         lastState = nil
         lastPushAt = nil
         let tracked = activity
@@ -307,13 +356,22 @@ final class LiveActivityManager {
 
     /// Project a wire summary into the widget's self-contained row model.
     private static func line(for s: WireSessionSummary) -> NucleicSessionAttributes.SessionLine {
-        NucleicSessionAttributes.SessionLine(
+        // Carry the approval id/risk only for a session awaiting a *tool approval* — the row the
+        // glance renders inline Allow/Deny on (`ApproveFromActivityIntent`). An `AskUserQuestion`
+        // block (pendingQuestionCount set) is excluded: it needs an answer selection the glance can't
+        // collect, so it deep-links to the app's picker card, like the notification path. Other states
+        // leave it nil so the row stays a plain deep-link tap.
+        let approvalID = (s.status == .awaitingApproval && s.pendingQuestionCount == nil)
+            ? s.firstApprovalID?.rawValue : nil
+        return NucleicSessionAttributes.SessionLine(
             id: s.sessionID.rawValue,
             title: s.title.isEmpty ? s.projectName : s.title,
             project: s.projectName,
             backend: backend(s.backend),
             kind: kind(for: s),
-            detail: detail(for: s))
+            detail: detail(for: s),
+            approvalID: approvalID,
+            approvalIsHighRisk: approvalID == nil ? nil : s.firstApprovalIsHighRisk)
     }
 
     private static func kind(for s: WireSessionSummary) -> NucleicSessionAttributes.Kind {

NucleicRemote/NucleicRemote/Localizable.strings

@@ -14,3 +14,11 @@
    a tool approval — the host tags the wake `kind:"question"` so the lock screen reads accurately.
    Still content-free: the real question is pulled over the encrypted channel on open. */
 "question.pending" = "A session is waiting for your answer";
+
+/* Title + body of an *alerting* Live Activity update for a session that finished its turn and is
+   waiting on the user's next prompt (apns.ts `liveActivityAlert("input")`, and the phone's local
+   `AlertConfiguration`). This is the needs-input counterpart to `approval.*`: when the phone is
+   backgrounded the glance itself carries the sound/haptic instead of a separate banner. Shown only
+   on Apple Watch on iPhone the glance updates in place. */
+"input.title" = "Your turn";
+"input.pending" = "A session is waiting for you";

NucleicRemote/NucleicRemote/Models/RemoteStore.swift

@@ -698,9 +698,16 @@ final class RemoteStore: ObservableObject {
                !self.openApprovals.contains(where: { $0.id == req.id }) {
                 self.openApprovals.append(req)
             }
-            // Post for any host; the router suppresses the banner if the user is on this session.
+            // Prefer the Live Activity: when backgrounded with a glance on screen, the glance itself
+            // carries the approval (its inline Allow/Deny) and alerts (sound/haptic) via the local
+            // update path — so don't also post a banner. In-app the glance isn't the surface (it
+            // doesn't show over the app that controls it), so the banner is; and if there's no glance
+            // at all (Live Activities off) the banner is the only surface, so keep it as the fallback.
+            // willPresent still suppresses the banner when the user is already on this session.
+            if self.isForeground || !LiveActivityManager.shared.hasLiveActivity {
                 NotificationRouter.shared.postApproval(req, sessionTitle: title)
             }
+        }
         cb.approvalResolved = { [weak self] resolved in
             guard let self else { return }
             self.openApprovals.removeAll { $0.id == resolved.id }
@@ -708,8 +715,13 @@ final class RemoteStore: ObservableObject {
         }
         cb.sessionBecameWaiting = { [weak self] summary in
             guard let self, !self.isActive else { return }
+            // Backgrounded: prefer the glance — it shows the waiting session and alerts through the
+            // local update (sound/haptic). Only fall back to a banner when there's no glance at all
+            // (Live Activities off), so a needs-input arrival is never silent.
+            if !LiveActivityManager.shared.hasLiveActivity {
                 NotificationRouter.shared.postSessionUpdate(summary)
             }
+        }
         cb.wireError = { [weak self] error in
             self?.showError(error.message, sessionID: error.sessionID)
         }
@@ -1530,7 +1542,11 @@ final class RemoteStore: ObservableObject {
     /// so they know whether to defer to the phone's own Live Activity creation (foreground) or
     /// push-to-start the glance themselves (backgrounded — the phone can't reliably start one). Starts
     /// `true`: `onAppear` runs in the foreground; the background adopt-wake flips it first (§5.3).
-    private var isForeground = true
+    /// Mirrored to `LiveActivityManager` so it knows whether a "needs you" arrival should alert
+    /// through the glance (backgrounded) or stay silent while a banner announces it (foreground).
+    private var isForeground = true {
+        didSet { LiveActivityManager.shared.foreground = isForeground }
+    }
     /// Host ids already told the *current* `isForeground` value — cleared whenever it flips so the
     /// next sync re-notifies every host (mirrors `pushToStartSentTo`).
     private var foregroundSentTo: Set<String> = []

NucleicRemote/NucleicRemote/Views/Theme.swift

@@ -303,7 +303,7 @@ extension SessionStatus {
 }
 
 extension Risk {
-    var isHigh: Bool { self == .destructive || self == .network || self == .hostExec }
+    // `isHigh` now lives on `Risk` in NucleicProtocol so the host and phone share one definition.
     var label: String { self == .hostExec ? "host machine" : rawValue }
     var color: Color {
         switch self {