v6.21

What's Changed

• Add modules create and delete subcommands by @dbosk in #421
• Module prerequisites, completion requirements, modules edit/require by @dbosk in #424
• Integration: module item positions + embed-preserving export by @dbosk in #418
• Set an item's position within a module by @dbosk in #415
• Preserve embeds when exporting Canvas HTML to Markdown by @dbosk in #417
• Include content, pages, syllabus and cache chapters in the manual by @dbosk in #422
• integration/bugfixes round 4 by @dbosk in #476
• Remove tracked generated artifact results.py.broken by @dbosk in #426
• Close unbalanced parenthesis in -F help text by @dbosk in #427
• Warn when syllabus HTML-to-markdown conversion fails by @dbosk in #428
• Bind hostname and token on the no-canvas path by @dbosk in #429
• Correct safe_load timestamp claim in date prose by @dbosk in #430
• Document positional meaning of the -f short flag by @dbosk in #431
• Resolve local UTC offsets at the target date by @dbosk in #432
• Narrow keyring read handler in load_credentials by @dbosk in #433
• Let cache clear work without a configured hostname by @dbosk in #434
• Compare calendar create times as instants, not strings by @dbosk in #435
• Report matches hidden by calendar view --count by @dbosk in #436
• Robustness fixes in format_submission by @dbosk in #437
• Literate cleanups in the submissions chapter by @dbosk in #438
• Tolerate a 404 when refreshing a cached submission by @dbosk in #439
• Render New Quiz ordering questions in quizzes view by @dbosk in #440
• Invalidate the cached quiz listing when quizzes change by @dbosk in #441
• Send New Quiz time limits where Canvas reads them by @dbosk in #442
• Derive the quiz file body once, at parse time by @dbosk in #443
• Cover the module-spec gaps the rewrite left untested by @dbosk in #444
• Number subsubsections so cref finds them by @dbosk in #445
• Fail the manual build when an example command fails by @dbosk in #446
• Translate course links between symbolic and course-specific form by @dbosk in #481

Full Changelog: v6.20...v6.21