v0.5.0: Binary-Free Mode - No OpenCode binary required

✨ Major Features:
- Native session management without OpenCode binary
- Provider routing: OpenCode Zen (free), Qwen OAuth, Z.AI
- Streaming chat with tool execution loop
- Mode detection API (/api/meta/mode)
- MCP integration fix (resolved infinite loading)
- NomadArch Native option in UI with comparison info

🆓 Free Models (No API Key):
- GPT-5 Nano (400K context)
- Grok Code Fast 1 (256K context)
- GLM-4.7 (205K context)
- Doubao Seed Code (256K context)
- Big Pickle (200K context)

📦 New Files:
- session-store.ts: Native session persistence
- native-sessions.ts: REST API for sessions
- lite-mode.ts: UI mode detection client
- native-sessions.ts (UI): SolidJS store

🔧 Updated:
- All installers: Optional binary download
- All launchers: Mode detection display
- Binary selector: Added NomadArch Native option
- README: Binary-Free Mode documentation

packages/ui/src/stores/session-state.ts

@@ -154,8 +154,21 @@ function withSession(instanceId: string, sessionId: string, updater: (session: S
     return next
   })
 
-  // Persist session tasks to storage
-  persistSessionTasks(instanceId)
+  // Persist session tasks to storage (DEBOUNCED)
+  schedulePersist(instanceId)
+}
+
+// Debounce map for persistence
+const persistTimers = new Map<string, ReturnType<typeof setTimeout>>()
+
+function schedulePersist(instanceId: string) {
+  const existing = persistTimers.get(instanceId)
+  if (existing) clearTimeout(existing)
+  const timer = setTimeout(() => {
+    persistTimers.delete(instanceId)
+    persistSessionTasks(instanceId)
+  }, 2000)
+  persistTimers.set(instanceId, timer)
 }
 
 async function persistSessionTasks(instanceId: string) {
@@ -312,7 +325,7 @@ async function isBlankSession(session: Session, instanceId: string, fetchIfNeede
   }
 
   // For a more thorough deep clean, we need to look at actual messages
-  
+
   const instance = instances().get(instanceId)
   if (!instance?.client) {
     return isFreshSession
@@ -335,23 +348,23 @@ async function isBlankSession(session: Session, instanceId: string, fetchIfNeede
     // Subagent: "blank" (really: finished doing its job) if actually blank...
     // ... OR no streaming, no pending perms, no tool parts
     if (messages.length === 0) return true
-    
+
     const hasStreaming = messages.some((msg) => {
       const info = msg.info.status || msg.status
       return info === "streaming" || info === "sending"
     })
-    
+
     const lastMessage = messages[messages.length - 1]
     const lastParts = lastMessage?.parts || []
-    const hasToolPart = lastParts.some((part: any) => 
+    const hasToolPart = lastParts.some((part: any) =>
       part.type === "tool" || part.data?.type === "tool"
     )
-    
+
     return !hasStreaming && !session.pendingPermission && !hasToolPart
   } else {
     // Fork: blank if somehow has no messages or at revert point
     if (messages.length === 0) return true
-  
+
     const lastMessage = messages[messages.length - 1]
     const lastInfo = lastMessage?.info || lastMessage
     return lastInfo?.id === session.revert?.messageID
@@ -429,7 +442,7 @@ export {
   setSessionCompactionState,
   setSessionPendingPermission,
   setActiveSession,
- 
+
   setActiveParentSession,
 
   clearActiveParentSession,