add functional tests for ProfileController, SearchController, routes
16 new integration tests covering: landing page, routes and redirects,
handle canonicalization, loading page meta-refresh, 410 gone, ?days=
validation errors, and ClickHouse-backed profile rendering.
Adds @japa/api-client dev dep for HTTP testing and updates
tests/bootstrap.ts to include the apiClient plugin.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>