Handle empty saved filters and shader cleanup

Refresh library discovery, navigation, and shader rendering

Refresh homepage metadata and cache behavior

Refresh homepage layout and social preview metadata

Add social preview metadata and image

Expand the homepage bento grid

Merge main into feat/homepage-refresh

Expand the library directory with new UI resources

Refresh the homepage and expand the documentation

Improve library discovery and add CI checks

Add discovery files and MIT licensing

Improve homepage search and shader behavior

Refresh homepage discovery experience

Merge pull request #5 from screen-gd/feat/site-branding-docs

Build Col library directory

Initial commit