fix(tauri): @reserved annotations for 16 unconnected commands

Complete Tauri command audit: 177 total (160 @connected + 16 @reserved + 1 unregistered identity_init)
Corrected zclaw_doctor from @connected to @reserved

desktop/src-tauri/src/kernel_commands/agent.rs

@@ -231,8 +231,8 @@ pub async fn agent_update(
         .ok_or_else(|| format!("Agent not found after update: {}", agent_id))
 }
 
+/// @reserved — no frontend UI yet
 /// Export an agent configuration as JSON
-// @reserved: 暂无前端集成
 #[tauri::command]
 pub async fn agent_export(
     state: State<'_, KernelState>,
@@ -254,8 +254,8 @@ pub async fn agent_export(
         .map_err(|e| format!("Failed to serialize agent config: {}", e))
 }
 
+/// @reserved — no frontend UI yet
 /// Import an agent from JSON configuration
-// @reserved: 暂无前端集成
 #[tauri::command]
 pub async fn agent_import(
     state: State<'_, KernelState>,

desktop/src-tauri/src/kernel_commands/hand.rs

@@ -421,8 +421,8 @@ pub async fn hand_run_list(
     }))
 }
 
+/// @reserved — no frontend UI yet
 /// Cancel a running hand execution
-// @reserved: 暂无前端集成
 #[tauri::command]
 pub async fn hand_run_cancel(
     state: State<'_, KernelState>,

desktop/src-tauri/src/kernel_commands/lifecycle.rs

@@ -228,8 +228,8 @@ pub async fn kernel_status(
     }
 }
 
+/// @reserved — no frontend UI yet
 /// Shutdown the kernel
-// @reserved: 暂无前端集成
 #[tauri::command]
 pub async fn kernel_shutdown(
     state: State<'_, KernelState>,

desktop/src-tauri/src/kernel_commands/orchestration.rs

@@ -202,11 +202,11 @@ impl From<zclaw_skills::orchestration::OrchestrationResult> for OrchestrationRes
 // Tauri Commands
 // ============================================================================
 
+/// @reserved — no frontend UI yet
 /// Execute a skill orchestration
 ///
 /// Either auto-composes a graph from skill_ids, or uses a pre-defined graph.
 /// Executes with true parallel execution within each dependency level.
-// @reserved: no frontend consumer yet
 #[tauri::command]
 pub async fn orchestration_execute(
     state: State<'_, KernelState>,
@@ -249,8 +249,8 @@ pub async fn orchestration_execute(
     Ok(OrchestrationResponse::from(result))
 }
 
+/// @reserved — no frontend UI yet
 /// Validate an orchestration graph without executing it
-// @reserved: no frontend consumer yet
 #[tauri::command]
 pub async fn orchestration_validate(
     state: State<'_, KernelState>,