fix limits presenter for preview branches

Author: carderne

apps/webapp/app/presenters/v3/LimitsPresenter.server.ts

@@ -165,10 +165,21 @@ export class LimitsPresenter extends BasePresenter {
       where: { organizationId },
     });
 
+    const runtimeEnv = await this._replica.runtimeEnvironment.findFirst({
+      where: { id: environmentId },
+      select: {
+        id: true,
+        parentEnvironmentId: true,
+        maximumConcurrencyLimit: true,
+        concurrencyLimitBurstFactor: true,
+      },
+    });
+    const apiRateLimitEnvironmentId = runtimeEnv?.parentEnvironmentId ?? environmentId;
+
     // Get current rate limit tokens for this environment's API bucket
     const apiRateLimitTokens = await getRateLimitRemainingTokens(
       "api",
-      environmentId,
+      apiRateLimitEnvironmentId,
       apiRateLimitConfig
     );
     // Batch rate limiter uses environment ID directly (not hashed) with a different key prefix
@@ -178,15 +189,6 @@ export class LimitsPresenter extends BasePresenter {
     );
 
     // Get current queue size for this environment
-    // We need the runtime environment fields for the engine query
-    const runtimeEnv = await this._replica.runtimeEnvironment.findFirst({
-      where: { id: environmentId },
-      select: {
-        id: true,
-        maximumConcurrencyLimit: true,
-        concurrencyLimitBurstFactor: true,
-      },
-    });
 
     let currentQueueSize = 0;
     if (runtimeEnv) {