feat: enhance command classification and error handling; improve process checks and credential security

src/app/runtime/stream/turn.rs

@@ -14,6 +14,7 @@ pub struct StreamedTurn {
     pub messages: Vec<ChatMessage>,
     pub tool_calls: Vec<ParsedToolCall>,
     pub is_complete: bool,
+    pub done_received: bool,
     pub accumulated_content: String,
     pub accumulated_reasoning: String,
 }
@@ -46,6 +47,7 @@ impl StreamedTurn {
             messages: Vec::new(),
             tool_calls: Vec::new(),
             is_complete: false,
+            done_received: false,
             accumulated_content: String::new(),
             accumulated_reasoning: String::new(),
         }