feat: improve semantic hl (#2)

feat: cache support

fix: dev env

feat(hl): use blue as `IncSearch`

feat(integrations/telescope): add telescope integration

fix(types): fix integrations types

docs: add readme

feat(colors): soften text

feat(colors): tweak red/pink tones

feat(colors): add violet color for properties

feat(config): use pink as default accent

feat(hl/syntax): use cherry for parameters

feat(integrations): add integrations

feat(ft/nix): add nix ft hls

feat: add `colors/cuddlefish.lua`