Fix async db handling. Closes #179.

tests/e2e/global-setup.ts

@@ -1,8 +1,10 @@
 import type { FullConfig } from '@playwright/test';
 
 const BASE_URL = 'http://localhost:8001';
-const MAX_RETRIES = 10;
-const RETRY_DELAY_MS = 2000;
+// Post-connect sync (contact offload, channel sync, key export) can take
+// 30-60s on a radio with many contacts, so allow generous polling here.
+const MAX_RETRIES = 60;
+const RETRY_DELAY_MS = 3000;
 
 interface HealthStatus {
   radio_connected: boolean;

tests/e2e/playwright.config.ts

@@ -63,7 +63,6 @@ export default defineConfig({
     timeout: 180_000,
     env: {
       MESHCORE_DATABASE_PATH: path.join(tmpDir, 'e2e-test.db'),
-      MESHCORE_SKIP_POST_CONNECT_SYNC: 'true',
       // Pass through the serial port from the environment
       ...(process.env.MESHCORE_SERIAL_PORT
         ? { MESHCORE_SERIAL_PORT: process.env.MESHCORE_SERIAL_PORT }