fix: preserve user-defined blockrun/* allowlist entries across restarts

src/index.ts

@@ -287,14 +287,8 @@ function injectModelsConfig(logger: { info: (msg: string) => void }): void {
     needsWrite = true;
   }
   const allowlist = defaults.models as Record<string, unknown>;
-  // Clean out old blockrun entries that aren't in TOP_MODELS (from previous versions)
-  const topSet = new Set(TOP_MODELS.map((id) => `blockrun/${id}`));
-  for (const key of Object.keys(allowlist)) {
-    if (key.startsWith("blockrun/") && !topSet.has(key)) {
-      delete allowlist[key];
-      needsWrite = true;
-    }
-  }
+  // Additive-only: add TOP_MODELS entries if missing, never delete user-defined entries.
+  // Preserves any blockrun/* IDs the user has manually added outside this curated list.
   let addedCount = 0;
   for (const id of TOP_MODELS) {
     const key = `blockrun/${id}`;

test/integration/setup.ts

@@ -2,33 +2,43 @@
  * Integration test setup — programmatically starts ClawRouter proxy.
  *
  * Shared across all integration test files via beforeAll/afterAll.
- * Starts the proxy on port 8402, waits for /health to return 200,
- * and caches the handle so multiple test files share one instance.
+ * Starts the proxy on a worker-scoped port, waits for /health to return 200,
+ * and caches the handle so test files in the same worker share one instance.
  */
 
 import { startProxy } from "../../src/proxy.js";
 import { resolveOrGenerateWalletKey } from "../../src/auth.js";
 import type { ProxyHandle } from "../../src/proxy.js";
 
-const TEST_PORT = 8402;
 const HEALTH_POLL_INTERVAL_MS = 200;
 const HEALTH_TIMEOUT_MS = 5_000;
 
 let proxyHandle: ProxyHandle | undefined;
 
+function getTestPort(): number {
+  // Keep worker 1 on the historical default (8402), then offset others.
+  const workerRaw = process.env.VITEST_POOL_ID ?? process.env.VITEST_WORKER_ID ?? "1";
+  const workerId = Number.parseInt(workerRaw, 10);
+  if (Number.isInteger(workerId) && workerId >= 1) {
+    return 8401 + workerId;
+  }
+  return 8402;
+}
+
 /**
- * Start the test proxy on port 8402.
+ * Start the test proxy on a worker-scoped port.
  * Polls /health until it returns 200 (up to 5s), then returns the handle.
  * Reuses an existing handle if already started.
  */
 export async function startTestProxy(): Promise<ProxyHandle> {
   if (proxyHandle) return proxyHandle;
 
   const wallet = await resolveOrGenerateWalletKey();
+  const testPort = getTestPort();
 
   proxyHandle = await startProxy({
     wallet,
-    port: TEST_PORT,
+    port: testPort,
     skipBalanceCheck: true,
   });