fix: only log server errors

packages/core/framework/src/http/middlewares/error-handler.ts

@@ -1,9 +1,9 @@
+import { ErrorRequestHandler, NextFunction, Response } from "express"
 import { fromZodIssue } from "zod-validation-error"
-import { NextFunction, ErrorRequestHandler, Response } from "express"
 
 import { ContainerRegistrationKeys, MedusaError } from "@medusajs/utils"
-import { formatException } from "./exception-formatter"
 import { MedusaRequest } from "../types"
+import { formatException } from "./exception-formatter"
 
 const QUERY_RUNNER_RELEASED = "QueryRunnerAlreadyReleasedError"
 const TRANSACTION_STARTED = "TransactionAlreadyStartedError"
@@ -31,7 +31,6 @@ export function errorHandler() {
     }
 
     err = formatException(err)
-    logger.error(err)
 
     const errorType = err.type || err.name
     const errObj = {
@@ -82,6 +81,10 @@ export function errorHandler() {
         break
     }
 
+    if (statusCode >= 500) {
+      logger.error(err)
+    }
+
     if ("issues" in err && Array.isArray(err.issues)) {
       const messages = err.issues.map((issue) => fromZodIssue(issue).toString())
       res.status(statusCode).json({