refactor: playground add comparsion

src/pages/playground/config/compare-context.ts

@@ -7,7 +7,7 @@ interface CompareContextProps {
   };
   systemMessage?: string;
   globalParams: Record<string, any>;
-  loadingStatus: Record<string, boolean>;
+  loadingStatus: Record<symbol, boolean>;
   handleDeleteModel: (instanceId: symbol) => void;
   setSystemMessage?: (message: string) => void;
   setGlobalParams: (value: Record<string, any>) => void;

src/pages/playground/config/types.ts

@@ -3,3 +3,10 @@ export interface ModelSelectionItem extends Global.BaseOption<string> {
   instanceId: symbol;
   type?: string;
 }
+
+export interface MessageItem {
+  role: string;
+  content: string;
+  imgs?: { uid: string | number; dataUrl: string }[];
+  uid: number;
+}