fix error from server

Author: BengeeL

backend/src/shared/config/environment.ts

@@ -17,9 +17,9 @@ export const env = {
   jwt: {
     secret: process.env.JWT_SECRET || "default_secret",
     refreshSecret: process.env.JWT_REFRESH_SECRET || "refresh_default_secret",
-    expiresIn: (process.env.JWT_EXPIRES_IN as StringValue) || "1d",
+    expiresIn: (process.env.JWT_EXPIRES_IN as string) || "1d",
     refreshExpiresIn:
-      (process.env.JWT_REFRESH_EXPIRES_IN as StringValue) || "30d",
+      (process.env.JWT_REFRESH_EXPIRES_IN as string) || "30d",
   },
   ai: {
     geminiKey: process.env.GEMINI_API_KEY,