v0.2.21

ACSets v0.2.21

Diff since v0.2.20

Merged pull requests:

• Accessor getvalue and better bounds checks for set_subpart! (#145) (@kris-brown)
• bk agents now have their own depot (#146) (@quffaro)
• Update Buildkite pipeline to be more maintainable (#147) (@quffaro)
• Update julia_ci.yml to run docs on PR and push (#149) (@jpfairbanks)
• ACSetSpec PEG.jl-based Implemenation (#153) (@cscaff)
• CompatHelper: add new compat entry for PEG at version 1, (keep existing compat) (#154) (@algebraicjuliabot)
• Fix test on Julia v1.11 (#155) (@epatters)

Closed issues:

• Docs for manipulating and serializing schemas (#27)
• Developer documentation (#114)
• Make it illegal to construct VarACSets with references to nonexistent variables (#144)
• Missing docs on github actions (#148)