- Replace ISO 8601 'T' separator with space in dtstart_utc value
- MariaDB TIMESTAMP requires 'YYYY-MM-DD HH:MM:SS', not 'YYYY-MM-DDTHH:MM:SSZ'
- Was causing 'Incorrect datetime value' error blocking all e2e harness runs
- Two projects: iphone/WebKit (iPhone 14) + pixel/Chromium (Pixel 7)
- serviceWorkers: 'block' on both profiles per D-02/Pitfall 15
- env-driven baseURL via PLAYWRIGHT_BASE_URL (D-08/Rule 8)
- globalSetup ref to e2e/global-setup.ts (Plan 02 implements)
- webServer manages vite only with reuseExistingServer (D-10)
- no storageState, no toHaveScreenshot per D-01/UI-SPEC Rule 6
- add e2e/global-setup.ts placeholder (stub) so config path resolves