feat: add gateway billing estimate and rate limit details

apps/web/src/api.ts

@@ -19,6 +19,7 @@ import type {
   GatewayTenant,
   GatewayTenantUpsertRequest,
   GatewayNetworkProxyConfig,
+  GatewayPricingEstimate,
   GatewayTask,
   GatewayTaskParamPreprocessingLog,
   GatewayUser,
@@ -786,8 +787,8 @@ export async function uploadFileToStorage(
 export async function estimatePricing(
   token: string,
   input: Record<string, unknown>,
-): Promise<{ items: unknown[]; resolver: string }> {
-  return request<{ items: unknown[]; resolver: string }>('/api/v1/pricing/estimate', {
+): Promise<GatewayPricingEstimate> {
+  return request<GatewayPricingEstimate>('/api/v1/pricing/estimate', {
     body: input,
     method: 'POST',
     token,