v0.3 Updates to pyos lessons

What's Changed

Holy cow - SO MUCH has changed in just a few weeks!!

• feat(act 1): activity 1 - clean code basics by @lwasser in #11
• feat(act): add activity 3 + test and check lessons that support it by @lwasser in #18
• feat(activity): add activity 2 by @lwasser in #17
• feat(functions): start at function lessons by @lwasser in #13
• fix: edits to activity 3 and supporting lesson by @lwasser in #21
• fix: directory for publish step by @lwasser in #22
• feat(lesson): pep8, linters & code formatters by @lwasser in #12
• feat(lesson): conditionals by @lwasser in #14
• feat(lesson): pseudocode draft by @lwasser in #16
• use packaging process for build and publish by @willingc in #26
• remove permission guard on publish action by @willingc in #27
• Fix gh pages deploy by @sneakers-the-rat in #28
• [ci][troubleshooting] set permissions on token and configure pages by @sneakers-the-rat in #29
• docs: add sneakers-the-rat as a contributor for code, and review by @allcontributors in #32
• tidying the homepage a bit - index for lessons by @sneakers-the-rat in #30
• fix: clean up activity 3 and fix the data by @lwasser in #33
• A take on reordering pep-8 and code style section by @sneakers-the-rat in #31
• Improve pythonic naming in function and minor edits by @willingc in #35
• Make minor edits and corrections on pep8 code style lesson by @willingc in #36
• Make minor edits on pseudocode lesson by @willingc in #39
• Use list comprehension and pythonic variable names in dry code lesson by @willingc in #37
• Improve variable naming in expressive code section by @willingc in #38
• feat(lessons): start at zenodo and gh by @lwasser in #42
• feat(activity): finalize activity 3 in clean code workshop by @lwasser in #34
• Edit the checks-conditionals directory lessons by @willingc in #47
• feat(landing): reorganize files and update landing by @lwasser in #48
• Tidying up! Add doctests by @sneakers-the-rat in #51
• feat(lessons): add share code lessons to repo by @lwasser in #50
• Convert function name to shorter convert_to_kelvin by @willingc in #52
• Add Binder badge, gratitude to 2i2c, and quick how to use binder by @willingc in #54
• fix: bad links and refs by @lwasser in #57
• Add binder badge to index page for student convenience by @willingc in #55
• Add a copy of the code cell and 2 collapsible hints for part 2 of Activity 1 by @willingc in #59
• fix: make function lesson render by @lwasser in #60
• feat(publishing): lessons fleshed out for share code by @lwasser in #61
• feat(activity): activities for the 3rd workshop by @lwasser in #62
• Add preliminary language for landing page intro by @willingc in #68
• Edit multiparam lesson by @willingc in #67
• Update readme to reflect current workflow and state by @willingc in #66
• An aside on function composition by @sneakers-the-rat in #71
• fix: bad envt dep by @lwasser in #74
• Refinements on exception handling - notes, chaining, and etc. by @sneakers-the-rat in #72
• Add intersphinx and autolink :) by @sneakers-the-rat in #73

New Contributors

• @willingc made their first contribution in #26
• @sneakers-the-rat made their first contribution in #28

Full Changelog: v0.1...v0.3