v2.0.0-alpha.0

What's Changed

• Refactor middleware for readability. by @alex-oleshkevich in #19
• Improve typings, add --strict to mypy by @alex-oleshkevich in #20
• Drop python 3.6 support, add 3.11-dev to CI by @alex-oleshkevich in #21
• Extract exceptions into separate module. by @alex-oleshkevich in #24
• Redis backend style refactor by @RamiAwar in #23
• Change Backend.write sigrature to always require session ID. by @alex-oleshkevich in #32
• Change Backend.write sigrature to always require session ID. by @alex-oleshkevich in #34
• Change Backend.write sigrature to always require session ID. by @alex-oleshkevich in #35
• Remove Session class. by @alex-oleshkevich in #36
• Add session autoloader middleware. by @alex-oleshkevich in #37

Full Changelog: v1.3.0...v2.0.0-alpha.0