Refactor: Migrate unwrap calls to AppError in MCP handlers

server/src/handlers/logs.rs

@@ -22,10 +22,10 @@ impl McpTool for WatchProcessLogsHandler {
         )
     }
 
-    async fn execute(&self, args: Value, _state: Arc<MemoryState>) -> Result<String, String> {
+    async fn execute(&self, args: Value, _state: Arc<MemoryState>) -> crate::error::Result<String> {
         let tool_args: WatchProcessLogsTool = serde_json::from_value(args).map_err(|e| e.to_string())?;
         if !std::path::Path::new(&tool_args.file_path).exists() {
-            return Err(format!("File does not exist: {}", tool_args.file_path));
+            return Err(crate::error::AppError::Internal(format!("File does not exist: {}", tool_args.file_path)));
         }
         Ok(format!("Started watching logs for {}", tool_args.file_path))
     }
@@ -46,11 +46,11 @@ impl McpTool for GetRecentLogsHandler {
         )
     }
 
-    async fn execute(&self, args: Value, _state: Arc<MemoryState>) -> Result<String, String> {
+    async fn execute(&self, args: Value, _state: Arc<MemoryState>) -> crate::error::Result<String> {
         let tool_args: GetRecentLogsTool = serde_json::from_value(args).map_err(|e| e.to_string())?;
         
-        let result = tokio::task::spawn_blocking(move || -> Result<String, String> {
-            let mut file = File::open(&tool_args.file_path).map_err(|e| format!("Failed to open file: {}", e))?;
+        let result = tokio::task::spawn_blocking(move || -> crate::error::Result<String> {
+            let mut file = File::open(&tool_args.file_path).map_err(|e| crate::error::AppError::Internal(format!("Failed to open file: {}", e)))?;
             let len = file.metadata().map_err(|e| e.to_string())?.len();
             
             let read_size = std::cmp::min(16 * 1024, len);
@@ -69,7 +69,7 @@ impl McpTool for GetRecentLogsHandler {
             Ok(recent_lines)
         })
         .await
-        .map_err(|e| format!("Task panic: {}", e))??;
+        .map_err(|e| crate::error::AppError::Internal(format!("Task panic: {}", e)))??;
 
         Ok(result)
     }