feat(chat): add direct Live badge and harden Live monitor backend (#138)

* feat(chat): add direct live badge to session rows

* fix(live): use session DB for conversations monitor

* docs: add chat vs live monitor direction plan

* fix(search): avoid numeric session search 500 without FTS table

packages/client/src/components/hermes/chat/ChatPanel.vue

@@ -605,6 +605,8 @@ async function handleRenameConfirm() {
 
 :deep(.session-item-title) {
   display: block;
+  flex: 1 1 auto;
+  min-width: 0;
   font-size: 13px;
   white-space: nowrap;
   overflow: hidden;
@@ -624,6 +626,25 @@ async function handleRenameConfirm() {
   filter: drop-shadow(0 0 6px rgba(var(--accent-primary-rgb), 0.35));
 }
 
+:deep(.session-item-live-badge) {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  flex-shrink: 0;
+  padding: 0 8px;
+  min-height: 20px;
+  border-radius: 999px;
+  font-size: 11px;
+  line-height: 20px;
+  font-weight: 700;
+  letter-spacing: 0.05em;
+  text-transform: uppercase;
+  color: $accent-primary;
+  background: rgba(var(--accent-primary-rgb), 0.18);
+  border: 1px solid rgba(var(--accent-primary-rgb), 0.34);
+  box-shadow: 0 0 0 1px rgba(var(--accent-primary-rgb), 0.06), 0 0 10px rgba(var(--accent-primary-rgb), 0.14);
+}
+
 :deep(.session-item-pin) {
   display: inline-flex;
   align-items: center;

packages/client/src/components/hermes/chat/SessionListItem.vue

@@ -45,6 +45,7 @@ const { t } = useI18n()
           </svg>
         </span>
         <span class="session-item-title">{{ session.title }}</span>
+        <span v-if="live" class="session-item-live-badge">{{ t('chat.liveMode') }}</span>
       </span>
       <span class="session-item-meta">
         <span v-if="session.model" class="session-item-model">{{ session.model }}</span>

packages/client/src/stores/hermes/chat.ts

@@ -40,6 +40,8 @@ export interface Session {
   messageCount?: number
   inputTokens?: number
   outputTokens?: number
+  endedAt?: number | null
+  lastActiveAt?: number
 }
 
 function uid(): string {
@@ -155,6 +157,8 @@ function mapHermesSession(s: SessionSummary): Session {
     model: s.model,
     provider: (s as any).billing_provider || '',
     messageCount: s.message_count,
+    endedAt: s.ended_at != null ? Math.round(s.ended_at * 1000) : null,
+    lastActiveAt: s.last_active != null ? Math.round(s.last_active * 1000) : undefined,
   }
 }
 
@@ -169,6 +173,7 @@ const LEGACY_SESSIONS_CACHE_KEY = 'hermes_sessions_cache_v1'
 const IN_FLIGHT_TTL_MS = 15 * 60 * 1000 // Give up after 15 minutes
 const POLL_INTERVAL_MS = 2000
 const POLL_STABLE_EXITS = 3 // 3 × 2s = 6s of no change → assume run finished
+const LIVE_BADGE_WINDOW_MS = 5 * 60 * 1000
 
 // 获取当前 profile 名称，用于隔离缓存。
 // 从 profiles store 的 activeProfileName（同步 localStorage）读取，
@@ -324,7 +329,11 @@ export const useChatStore = defineStore('chat', () => {
   const messages = computed<Message[]>(() => activeSession.value?.messages || [])
 
   function isSessionLive(sessionId: string): boolean {
-    return streamStates.value.has(sessionId) || resumingRuns.value.has(sessionId)
+    if (streamStates.value.has(sessionId) || resumingRuns.value.has(sessionId)) return true
+
+    const session = sessions.value.find(candidate => candidate.id === sessionId)
+    if (!session?.lastActiveAt || session.endedAt != null) return false
+    return Date.now() - session.lastActiveAt <= LIVE_BADGE_WINDOW_MS
   }
 
   function persistSessionsList() {