fix(webapp): export the builder loader from converted API routes

createActionApiRoute's loader handles CORS OPTIONS preflight; the
destructured exports never surfaced it (pre-existing), do it now.

Author: kathiekiwi

apps/webapp/app/routes/api.v1.idempotencyKeys.$key.reset.ts

@@ -52,3 +52,5 @@ const route = createActionApiRoute(
 );
 
 export const action = route.action;
+// The builder's loader handles CORS OPTIONS preflight
+export const loader = route.loader;

apps/webapp/app/routes/api.v1.queues.$queueParam.concurrency.override.ts

@@ -75,3 +75,5 @@ const route = createActionApiRoute(
 );
 
 export const action = route.action;
+// The builder's loader handles CORS OPTIONS preflight
+export const loader = route.loader;

apps/webapp/app/routes/api.v1.queues.$queueParam.concurrency.reset.ts

@@ -75,3 +75,5 @@ const route = createActionApiRoute(
 );
 
 export const action = route.action;
+// The builder's loader handles CORS OPTIONS preflight
+export const loader = route.loader;

apps/webapp/app/routes/api.v1.queues.$queueParam.pause.ts

@@ -46,3 +46,5 @@ const route = createActionApiRoute(
 );
 
 export const action = route.action;
+// The builder's loader handles CORS OPTIONS preflight
+export const loader = route.loader;