fix price and modular

.output/server/node_modules/ofetch/dist/shared/ofetch.CWycOUEr.mjs

@@ -67,6 +67,9 @@ function isJSONSerializable(value) {
   if (value.buffer) {
     return false;
   }
+  if (value instanceof FormData || value instanceof URLSearchParams) {
+    return false;
+  }
   return value.constructor && value.constructor.name === "Object" || typeof value.toJSON === "function";
 }
 const textTypes = /* @__PURE__ */ new Set([
@@ -84,6 +87,9 @@ function detectResponseType(_contentType = "") {
   if (JSON_RE.test(contentType)) {
     return "json";
   }
+  if (contentType === "text/event-stream") {
+    return "stream";
+  }
   if (textTypes.has(contentType) || contentType.startsWith("text/")) {
     return "text";
   }
@@ -205,6 +211,12 @@ function createFetch(globalOptions = {}) {
     }
     if (context.options.onRequest) {
       await callHooks(context, context.options.onRequest);
+      if (!(context.options.headers instanceof Headers)) {
+        context.options.headers = new Headers(
+          context.options.headers || {}
+          /* compat */
+        );
+      }
     }
     if (typeof context.request === "string") {
       if (context.options.baseURL) {
@@ -223,9 +235,13 @@ function createFetch(globalOptions = {}) {
     }
     if (context.options.body && isPayloadMethod(context.options.method)) {
       if (isJSONSerializable(context.options.body)) {
-        context.options.body = typeof context.options.body === "string" ? context.options.body : JSON.stringify(context.options.body);
-        context.options.headers = new Headers(context.options.headers || {});
-        if (!context.options.headers.has("content-type")) {
+        const contentType = context.options.headers.get("content-type");
+        if (typeof context.options.body !== "string") {
+          context.options.body = contentType === "application/x-www-form-urlencoded" ? new URLSearchParams(
+            context.options.body
+          ).toString() : JSON.stringify(context.options.body);
+        }
+        if (!contentType) {
           context.options.headers.set("content-type", "application/json");
         }
         if (!context.options.headers.has("accept")) {