- improve responsive layouts and controls across dashboard, home, lens, collection, authors, and book detail surfaces
- modernize settings and metadata provider UIs, including the floating dashboard settings action and cleaner section composition
- add synced or per-view cover sizing and spacing behavior, plus expanded mobile filter and sort control patterns
- extend backend filtering with library rules and increase hardcover ID limits across schema, DTO validation, and migration metadata
- resolve all 69 client type-checking errors for stricter TS compliance
- remove obsolete type-check baseline scripts and files
- overhaul project root with updated README.md and new DEVELOPMENT.md
- migrate to unified baseline migration strategy and cleanup docker configs
- remove redundant production and dev-specific shell scripts