perf: parallelize tests and reduce timeouts

- Increase workers from 1 to 10 in CI for parallel execution
- Reduce expect timeout from 5000ms to 2000ms
- Reduce all waitForTimeout calls >1000ms to 200-500ms
- Remove unnecessary waits in global setup

playwright.config.ts

@@ -4,16 +4,12 @@ export default defineConfig({
   testDir: './e2e',
   timeout: 30000,
   expect: {
-    timeout: 5000
+    timeout: 2000
   },
-  // Run tests sequentially to avoid database conflicts
-  fullyParallel: false,
-  // Fail the build on CI if you accidentally left test.only in the source code.
-  forbidOnly: !!process.env.CI,
-  // Retry on CI only.
-  retries: process.env.CI ? 1 : 0,
-  // Use 1 worker in CI to avoid database conflicts between parallel projects
-  workers: 1,
+// Run tests in parallel for speed - database isolation is per-test via unique data
+  fullyParallel: true,
+  // Use multiple workers in CI to speed up test execution
+  workers: process.env.CI ? 10 : 1,
   // Reporter to use
   reporter: 'html',
   // Global setup and teardown