v0.4.3: autopackage fix

What's Changed

• fix: autopackage works with no module docstring by @machow in #234
• dev: migrate to pyproject.toml by @hamelsmu in #240
• dev: use upper bound for griffe version by @machow in #243
• dev: add artifacts for Codespaces by @hamelsmu in #252
• docs: builder parser arg by @machow in #244
• docs: examples and tutorials by @machow in #250

Full Changelog: v0.4.2...v0.4.3