✨ feat: create token validation endpoint

src/modules/auth/services/http/tokenValidation.service.ts

@@ -0,0 +1,12 @@
+import { AppError } from "../../../../helpers/error/instances/app";
+import { jwtDecode } from "../../../../helpers/http/jwt/decode";
+import { jwtEncode } from "../../../../helpers/http/jwt/encode";
+
+export const tokenValidationService = (payload: string) => {
+  try {
+    const decoded = jwtDecode(payload);
+    return decoded;
+  } catch (error) {
+    throw new AppError(500, "Token validation failed", error);
+  }
+};