Split blog and podcast models

Split blog and podcast models.

Refactoring

• Removed pub_date field from Post model (this is now handled by wagtail)
• Removed inheriting from TimestampedModel in Post and Blog models
• Split blog and podcast models + split index pages and detail pages into different modules

Features

• Some documentation enhancements/fixes

Split up episodes and posts

Splitting up post in episodes and posts is the big new feature in this release.

Features

• More information about the release process, so I don't have to guess every time I publish a new release
• Split up post page model in episodes and posts
• Renamed test files to make the names easier searchable
• Use a JSONField for the audio model to cache file sizes
• Added twitter player card metadata to episode detail page + single button player view

Fixes

• Fixed codecov badge
• Added mypy to pre-commit hooks and fixed some issues
• Fixed Post form in django admin (don't try to save body stream field)
• Fixed a little issue raising an exception when an unknown language is set for a code block
• Removed to warnings showing up running migrations

Podlove Share Sheet and Codeblocks

Podlove Player share sheet and code blocks for Wagtail.

Features

• Added code blocks for Wagtail adding Pygments as a dependency

Fixes

• Fixed share sheet of Podlove Player

Refactoring

• Removed some of the @pytest.mark.django_db decorators
• Removed all the request analytics stuff (switched using plausible...)
• Removed django-watson dependency since it is not used anymore

Fixed Spam Filter

Fixed a bad spam filter bug leading to comments being classified as ham which have lots of unknown words.

Features

• improved spam filter

Fixes

• comment posting (min instead of slim jquery dependency)
• api overview is working again

Switch to Wagtail

This release took a long time. I can't even remember when exactly I started working on this. Some years ago I guess 😁.

Features

• CMS based on wagtail instead of custom template tags
• Using flit instead of poetry
• Updates of bootstrap / jquery etc
• Docs based on furo theme