fix CURL snippet format

components/editor/main/snippet/curl.tsx

@@ -34,25 +34,38 @@ export const CurlSnippet = ({
       return formattedData;
     };
 
+    const formatHeaders = () => {
+      return headers
+        ? Object.entries(headers)
+            .map(([key, value]) => `-H "${key}: ${value}"`)
+            .join(" \\\n  ")
+        : "";
+    };
+
     const Dict: Record<string, any> = {
       GET: () => {
         const filteredEmptyParameters = removeEmptyValues(parameters ?? {});
+        const headerString = formatHeaders();
 
         return `curl -X ${method} "${fullpath}?${new URLSearchParams(
           filteredEmptyParameters
         ).toString()}" \\
-  -H ${JSON.stringify(headers)}
+  ${headerString}
 `;
       },
       DELETE: () => {
+        const headerString = formatHeaders();
+
         return `curl -X ${method} "${fullpath}" \\
-  -H ${JSON.stringify(headers)} \\
+  ${headerString} \\
   -d ${JSON.stringify(body)}
 `;
       },
       DEFAULT: () => {
+        const headerString = formatHeaders();
+
         return `curl -X ${method} "${fullpath}" \\
-  -H ${JSON.stringify(headers)}
+  ${headerString} \\
   -d ${JSON.stringify(body)}
 `;
       },