feat: prioritize iTunes Search API for metadata extraction in `mp3_get()` with Spotify as a fallback

fix: high-quality audio trimming (V0) and file handling in `mp3_trim()`

feat: new cal_split() function

feat: new `click` parameter on `dont_sleep` to disable mouse clicks

feat: allow `dir` parameter to specify full YAML file path and update path resolution logic

docs: test vignette's h2o with ip 127.0.0.1

fix: colours for Wordle in games vignette

docs: fix http_proxy for h2o in vignette

docs: favicon fix p3 + update ml.Rmd

docs: favicon fix p2

docs: favicon fix

docs: fix vignette rendering

docs: update vignettes and pkgdown

fix: docs missing a parameter

recode: new vignettes, more robust model plots, split some large files, migrate for loops