Overhaul landing page design with updated CSS, Tailwind config, and
i18n translations across all supported languages.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
The litellm test module uses server-only structs (ActivityModelEntry,
SpendModelEntry) that are behind #[cfg(feature = "server")]. Gate the
test module with #[cfg(all(test, feature = "server"))] so
cargo test --features web compiles without errors.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>