chore: uptick

tui_gateway/server.py

@@ -868,7 +868,12 @@ def _on_tool_progress(
         if _kwargs.get("toolsets"):
             payload["toolsets"] = [str(t) for t in _kwargs["toolsets"]]
         # Per-branch rollups emitted on subagent.complete (features 1+2+4).
-        for int_key in ("input_tokens", "output_tokens", "reasoning_tokens", "api_calls"):
+        for int_key in (
+            "input_tokens",
+            "output_tokens",
+            "reasoning_tokens",
+            "api_calls",
+        ):
             val = _kwargs.get(int_key)
             if val is not None:
                 try:
@@ -1738,16 +1743,20 @@ def _(rid, params: dict) -> dict:
 # Layout:  $HERMES_HOME/spawn-trees/<session_id>/<timestamp>.json
 # Each file contains { session_id, started_at, finished_at, subagents: [...] }.
 
+
 def _spawn_trees_root():
     from pathlib import Path as _P
     from hermes_constants import get_hermes_home
+
     root = get_hermes_home() / "spawn-trees"
     root.mkdir(parents=True, exist_ok=True)
     return root
 
 
 def _spawn_tree_session_dir(session_id: str):
-    safe = "".join(c if c.isalnum() or c in "-_" else "_" for c in session_id) or "unknown"
+    safe = (
+        "".join(c if c.isalnum() or c in "-_" else "_" for c in session_id) or "unknown"
+    )
     d = _spawn_trees_root() / safe
     d.mkdir(parents=True, exist_ok=True)
     return d
@@ -1797,6 +1806,7 @@ def _(rid, params: dict) -> dict:
         return _err(rid, 4000, "subagents list required")
 
     from datetime import datetime
+
     started_at = params.get("started_at")
     finished_at = params.get("finished_at") or time.time()
     label = str(params.get("label") or "")
@@ -1816,14 +1826,17 @@ def _(rid, params: dict) -> dict:
     except OSError as exc:
         return _err(rid, 5000, f"spawn_tree.save failed: {exc}")
 
-    _append_spawn_tree_index(d, {
-        "path": str(path),
-        "session_id": session_id,
-        "started_at": payload["started_at"],
-        "finished_at": payload["finished_at"],
-        "label": label,
-        "count": len(subagents),
-    })
+    _append_spawn_tree_index(
+        d,
+        {
+            "path": str(path),
+            "session_id": session_id,
+            "started_at": payload["started_at"],
+            "finished_at": payload["finished_at"],
+            "label": label,
+            "count": len(subagents),
+        },
+    )
 
     return _ok(rid, {"path": str(path), "session_id": session_id})
 
@@ -1845,7 +1858,9 @@ def _(rid, params: dict) -> dict:
         indexed = _read_spawn_tree_index(d)
         if indexed:
             # Skip index entries whose snapshot file was manually deleted.
-            entries.extend(e for e in indexed if (p := e.get("path")) and Path(p).exists())
+            entries.extend(
+                e for e in indexed if (p := e.get("path")) and Path(p).exists()
+            )
             continue
 
         # Fallback for legacy (pre-index) sessions: full scan.  O(N) reads
@@ -1860,14 +1875,16 @@ def _(rid, params: dict) -> dict:
                 except Exception:
                     raw = {}
                 subagents = raw.get("subagents") or []
-                entries.append({
-                    "path": str(p),
-                    "session_id": raw.get("session_id") or d.name,
-                    "finished_at": raw.get("finished_at") or stat.st_mtime,
-                    "started_at": raw.get("started_at"),
-                    "label": raw.get("label") or "",
-                    "count": len(subagents) if isinstance(subagents, list) else 0,
-                })
+                entries.append(
+                    {
+                        "path": str(p),
+                        "session_id": raw.get("session_id") or d.name,
+                        "finished_at": raw.get("finished_at") or stat.st_mtime,
+                        "started_at": raw.get("started_at"),
+                        "label": raw.get("label") or "",
+                        "count": len(subagents) if isinstance(subagents, list) else 0,
+                    }
+                )
             except OSError:
                 continue
 
@@ -1878,6 +1895,7 @@ def _(rid, params: dict) -> dict:
 @method("spawn_tree.load")
 def _(rid, params: dict) -> dict:
     from pathlib import Path
+
     raw_path = str(params.get("path") or "").strip()
     if not raw_path:
         return _err(rid, 4000, "path required")

ui-tui/src/app/createGatewayEventHandler.ts

@@ -141,8 +141,7 @@ export function createGatewayEventHandler(ctx: GatewayEventHandlerContext): (ev:
   // Terminal statuses are never overwritten by late-arriving live events —
   // otherwise a stale `subagent.start` / `spawn_requested` can clobber a
   // `failed` or `interrupted` terminal state (Copilot review #14045).
-  const isTerminalStatus = (s: SubagentProgress['status']) =>
-    s === 'completed' || s === 'failed' || s === 'interrupted'
+  const isTerminalStatus = (s: SubagentProgress['status']) => s === 'completed' || s === 'failed' || s === 'interrupted'
 
   const keepTerminalElseRunning = (s: SubagentProgress['status']) => (isTerminalStatus(s) ? s : 'running')
 
@@ -410,10 +409,16 @@ export function createGatewayEventHandler(ctx: GatewayEventHandlerContext): (ev:
           return
         }
 
-        turnController.upsertSubagent(ev.payload, c => ({
-          status: keepTerminalElseRunning(c.status),
-          thinking: pushThinking(c.thinking, text)
-        }))
+        // Update-only: never resurrect subagents whose spawn_requested/start
+        // we missed or that already flushed via message.complete.
+        turnController.upsertSubagent(
+          ev.payload,
+          c => ({
+            status: keepTerminalElseRunning(c.status),
+            thinking: pushThinking(c.thinking, text)
+          }),
+          { createIfMissing: false }
+        )
 
         return
       }
@@ -424,10 +429,14 @@ export function createGatewayEventHandler(ctx: GatewayEventHandlerContext): (ev:
           ev.payload.tool_preview ?? ev.payload.text ?? ''
         )
 
-        turnController.upsertSubagent(ev.payload, c => ({
-          status: keepTerminalElseRunning(c.status),
-          tools: pushTool(c.tools, line)
-        }))
+        turnController.upsertSubagent(
+          ev.payload,
+          c => ({
+            status: keepTerminalElseRunning(c.status),
+            tools: pushTool(c.tools, line)
+          }),
+          { createIfMissing: false }
+        )
 
         return
       }
@@ -439,20 +448,28 @@ export function createGatewayEventHandler(ctx: GatewayEventHandlerContext): (ev:
           return
         }
 
-        turnController.upsertSubagent(ev.payload, c => ({
-          notes: pushNote(c.notes, text),
-          status: keepTerminalElseRunning(c.status)
-        }))
+        turnController.upsertSubagent(
+          ev.payload,
+          c => ({
+            notes: pushNote(c.notes, text),
+            status: keepTerminalElseRunning(c.status)
+          }),
+          { createIfMissing: false }
+        )
 
         return
       }
 
       case 'subagent.complete':
-        turnController.upsertSubagent(ev.payload, c => ({
-          durationSeconds: ev.payload.duration_seconds ?? c.durationSeconds,
-          status: ev.payload.status ?? 'completed',
-          summary: ev.payload.summary || ev.payload.text || c.summary
-        }))
+        turnController.upsertSubagent(
+          ev.payload,
+          c => ({
+            durationSeconds: ev.payload.duration_seconds ?? c.durationSeconds,
+            status: ev.payload.status ?? 'completed',
+            summary: ev.payload.summary || ev.payload.text || c.summary
+          }),
+          { createIfMissing: false }
+        )
 
         return
 

ui-tui/src/app/turnController.ts

@@ -460,7 +460,11 @@ class TurnController {
     patchTurnState({ activity: [], outcome: '', subagents: [], toolTokens: 0, tools: [], turnTrail: [] })
   }
 
-  upsertSubagent(p: SubagentEventPayload, patch: (current: SubagentProgress) => Partial<SubagentProgress>) {
+  upsertSubagent(
+    p: SubagentEventPayload,
+    patch: (current: SubagentProgress) => Partial<SubagentProgress>,
+    opts: { createIfMissing?: boolean } = { createIfMissing: true }
+  ) {
     // Stable id: prefer the server-issued subagent_id (survives nested
     // grandchildren + cross-tree joins).  Fall back to the composite key
     // for older gateways that omit the field — those produce a flat list.
@@ -469,6 +473,14 @@ class TurnController {
     patchTurnState(state => {
       const existing = state.subagents.find(item => item.id === id)
 
+      // Late events (subagent.complete/tool/progress arriving after message.complete
+      // has already fired idle()) would otherwise resurrect a finished
+      // subagent into turn.subagents and block the "finished" title on the
+      // /agents overlay.  When `createIfMissing` is false we drop silently.
+      if (!existing && !opts.createIfMissing) {
+        return state
+      }
+
       const base: SubagentProgress = existing ?? {
         depth: p.depth ?? 0,
         goal: p.goal,

ui-tui/src/components/agentsOverlay.tsx

@@ -104,6 +104,35 @@ const fmtDur = (seconds?: number): string => {
   return s === 0 ? `${m}m` : `${m}m ${s}s`
 }
 
+/** Server duration if present; else live edge from `startedAt` (running / queued). */
+const displayElapsedSeconds = (item: SubagentProgress, nowMs: number): number | null => {
+  if (item.durationSeconds != null) {
+    return item.durationSeconds
+  }
+
+  if (item.startedAt != null && (item.status === 'running' || item.status === 'queued')) {
+    return Math.max(0, (nowMs - item.startedAt) / 1000)
+  }
+
+  return null
+}
+
+/** Like fmtDur but allows 0s for just-started / still-running rows. */
+const fmtElapsedLabel = (seconds: number): string => {
+  if (seconds < 0) {
+    return ''
+  }
+
+  if (seconds < 60) {
+    return `${Math.max(0, Math.round(seconds))}s`
+  }
+
+  const m = Math.floor(seconds / 60)
+  const s = Math.round(seconds - m * 60)
+
+  return s === 0 ? `${m}m` : `${m}m ${s}s`
+}
+
 const indentFor = (depth: number): string => '  '.repeat(Math.max(0, depth))
 const formatRowId = (n: number): string => String(n + 1).padStart(2, ' ')
 const cycle = <T,>(order: readonly T[], current: T): T => order[(order.indexOf(current) + 1) % order.length]!
@@ -229,8 +258,11 @@ function GanttStrip({
   const totalSeconds = (globalEnd - globalStart) / 1000
 
   // 5-col id gutter ("  12  ") so the bar doesn't press against the id.
+  // 10-col right reserve: pad + up to `12m 30s`-style label without
+  // truncate-end against a full-width bar.
   const idGutter = 5
-  const barWidth = Math.max(10, cols - idGutter - 2)
+  const labelReserve = 10
+  const barWidth = Math.max(10, cols - idGutter - labelReserve)
   const startIdx = Math.max(0, Math.min(Math.max(0, spans.length - maxRows), cursor - Math.floor(maxRows / 2)))
   const shown = spans.slice(startIdx, startIdx + maxRows)
 
@@ -242,15 +274,26 @@ function GanttStrip({
     return ' '.repeat(s) + '█'.repeat(fill) + ' '.repeat(Math.max(0, barWidth - s - fill))
   }
 
-  // Tick ruler + second labels.  Fixed-length char array guarantees
-  // `.length === barWidth` (an earlier padEnd+skip loop wrapped to a
-  // second row which looked like garbled duplicated labels).
-  const ruler = Array.from({ length: barWidth }, (_, i) => (i > 0 && i % 10 === 0 ? '┼' : '─')).join('')
+  // Wall-clock axis: more ticks on short windows so the scale visibly
+  // “counts up” with `now` instead of a single 0/10s pair.
+  const charStep = totalSeconds < 20 && barWidth > 20 ? 5 : 10
+
+  const ruler = Array.from({ length: barWidth }, (_, i) => {
+    if (i > 0 && i % 10 === 0) {
+      return '┼'
+    }
+
+    if (i > 0 && i % 5 === 0) {
+      return '·'
+    }
+
+    return '─'
+  }).join('')
 
   const rulerLabels = (() => {
     const chars = new Array(barWidth).fill(' ')
 
-    for (let pos = 0; pos < barWidth; pos += 10) {
+    for (let pos = 0; pos < barWidth; pos += charStep) {
       const secs = (pos / barWidth) * totalSeconds
       const label = pos === 0 ? '0' : secs >= 1 ? `${Math.round(secs)}s` : `${secs.toFixed(1)}s`
 
@@ -268,7 +311,7 @@ function GanttStrip({
   return (
     <Box flexDirection="column" marginBottom={1}>
       <Text color={t.color.dim}>
-        Timeline · {fmtDur(totalSeconds)}
+        Timeline · {fmtElapsedLabel(Math.max(0, totalSeconds))}
         {windowLabel}
       </Text>
 
@@ -277,21 +320,24 @@ function GanttStrip({
         const { color } = statusGlyph(node.item, t)
         const accent = active ? t.color.amber : t.color.dim
 
-        const durLabel = node.item.durationSeconds
-          ? fmtDur(node.item.durationSeconds)
-          : node.item.status === 'running'
-            ? 'running'
-            : ''
+        const elSec = displayElapsedSeconds(node.item, now)
+        const elLabel = elSec != null ? fmtElapsedLabel(elSec) : ''
 
         return (
           <Text key={node.item.id} wrap="truncate-end">
             <Text bold={active} color={accent}>
-              {formatRowId(idx)}{'  '}
+              {formatRowId(idx)}
+              {'  '}
             </Text>
 
             <Text color={active ? t.color.amber : color}>{bar(startAt, endAt)}</Text>
 
-            {durLabel ? <Text color={accent}> {durLabel}</Text> : null}
+            {elLabel ? (
+              <Text color={accent}>
+                {'   '}
+                {elLabel}
+              </Text>
+            ) : null}
           </Text>
         )
       })}
@@ -301,7 +347,7 @@ function GanttStrip({
         {ruler}
       </Text>
 
-      {totalSeconds >= 2 ? (
+      {totalSeconds > 0 ? (
         <Text color={t.color.dim} dim>
           {'    '}
           {rulerLabels}
@@ -504,6 +550,7 @@ function ListRow({
   active,
   index,
   node,
+  now,
   peak,
   t,
   width
@@ -511,6 +558,7 @@ function ListRow({
   active: boolean
   index: number
   node: SubagentNode
+  now: number
   peak: number
   t: Theme
   width: number
@@ -523,35 +571,24 @@ function ListRow({
   const goal = compactPreview(node.item.goal || 'subagent', width - 24 - node.item.depth * 2)
   const tools = node.aggregate.totalTools > 0 ? ` ·${node.aggregate.totalTools}t` : ''
   const kids = node.children.length ? ` ·${node.children.length}↓` : ''
-  const dur = fmtDur(node.item.durationSeconds)
+  const elSec = displayElapsedSeconds(node.item, now)
+  const elapsed = elSec != null ? fmtElapsedLabel(elSec) : ''
 
   // Selection pattern mirrors sessionPicker: inverse + amber for contrast
   // across any theme, body stays cornsilk, stats dim.
   const fg = active ? t.color.amber : t.color.cornsilk
 
-  // Heat marker + glyph occupy a fixed 3-char gutter so the goal text
-  // aligns across hot and cool rows.  One space on each side of the glyph
-  // gives the status dot breathing room — otherwise it reads glued to the
-  // heat bar and the goal text.
-  const prefix = heatMarker ? (
-    <Text color={heatMarker}>▍ </Text>
-  ) : (
-    <Text>{'  '}</Text>
-  )
-
   return (
     <Text bold={active} color={fg} inverse={active} wrap="truncate-end">
-      {active ? '▸ ' : '  '}
-      <Text color={active ? fg : t.color.dim}>{formatRowId(index)}  </Text>
+      {' '}
+      <Text color={active ? fg : t.color.dim}>{formatRowId(index)} </Text>
       {indentFor(node.item.depth)}
-      {prefix}
-      <Text color={active ? fg : color}>{glyph}</Text>
-      {'   '}
-      {goal}
+      {heatMarker ? <Text color={heatMarker}>▍</Text> : null}
+      <Text color={active ? fg : color}>{glyph}</Text> {goal}
       <Text color={active ? fg : t.color.dim}>
         {tools}
         {kids}
-        {dur ? ` · ${dur}` : ''}
+        {elapsed ? ` · ${elapsed}` : ''}
       </Text>
     </Text>
   )
@@ -943,20 +980,23 @@ export function AgentsOverlay({ gw, initialHistoryIndex = 0, onClose, t }: Agent
     ? `caps d${delegation.maxSpawnDepth}/${delegation.maxConcurrentChildren ?? '?'}`
     : ''
 
-  // One-line title.  An earlier version had a separate "subtitle" with the
-  // full snapshot label; narrow terminals wrapped it instead of truncating,
-  // which looked like the header was double-rendered.
+  // Single header line — title · metrics.  An earlier "title + subtitle"
+  // variant wrapped on narrow terminals which looked like the header was
+  // rendering twice, and a one-line header makes it obvious at a glance
+  // whether the turn is live or finished.
   const title = (() => {
     if (!replayMode || !effectiveSnapshot) {
       return `Spawn tree${delegation.paused ? ' · ⏸ paused' : ''}`
     }
 
     const at = new Date(effectiveSnapshot.finishedAt).toLocaleTimeString()
-    const position = historyIndex > 0 ? `Replay · ${historyIndex}/${history.length}` : 'Last turn'
+    const position = historyIndex > 0 ? `Replay ${historyIndex}/${history.length}` : 'Last turn'
 
-    return `${position}  ·  finished ${at}`
+    return `${position} · finished ${at}`
   })()
 
+  const metaLine = [formatSummary(totals), spark, capsLabel, mix ? `· ${mix}` : ''].filter(Boolean).join('  ')
+
   const controlsHint = replayMode
     ? ' · controls locked'
     : ` · x kill · X subtree · p ${delegation.paused ? 'resume' : 'pause'}`
@@ -970,15 +1010,16 @@ export function AgentsOverlay({ gw, initialHistoryIndex = 0, onClose, t }: Agent
   return (
     <Box alignItems="stretch" flexDirection="column" flexGrow={1} paddingX={1} paddingY={1}>
       <Box flexDirection="column" marginBottom={1}>
-        <Text bold color={replayMode ? t.color.bronze : t.color.gold} wrap="truncate-end">
-          {title}
-        </Text>
-
-        <Text color={t.color.dim} wrap="truncate-end">
-          {formatSummary(totals)}
-          {spark ? `  ${spark}` : ''}
-          {capsLabel ? `  ${capsLabel}` : ''}
-          {mix ? `  · ${mix}` : ''}
+        <Text wrap="truncate-end">
+          <Text bold color={replayMode ? t.color.bronze : t.color.gold}>
+            {title}
+          </Text>
+          {metaLine ? (
+            <Text color={t.color.dim}>
+              {'   '}
+              {metaLine}
+            </Text>
+          ) : null}
         </Text>
       </Box>
 
@@ -997,6 +1038,7 @@ export function AgentsOverlay({ gw, initialHistoryIndex = 0, onClose, t }: Agent
                 index={listWindowStart + i}
                 key={node.item.id}
                 node={node}
+                now={now}
                 peak={peak}
                 t={t}
                 width={cols}

ui-tui/src/components/textInput.tsx

@@ -615,14 +615,7 @@ export function TextInput({
         return
       }
 
-      if (
-        (k.ctrl && inp === 'c') ||
-        k.tab ||
-        (k.shift && k.tab) ||
-        k.pageUp ||
-        k.pageDown ||
-        k.escape
-      ) {
+      if ((k.ctrl && inp === 'c') || k.tab || (k.shift && k.tab) || k.pageUp || k.pageDown || k.escape) {
         return
       }