1.1.0

What's Changed

User-visible changes:

• Show diffhunk headers and fine-grained "show more" buttons by @danvk in #180
• Persist options between files by @danvk in #177
• Move gear control to top right and stick by @danvk in #178

Lots of internal migrations / modernizations:

• chore: drop flask dependency by @danvk in #166
• Ruff-en by @danvk in #167
• Migrate to poetry by @danvk in #168
• Simplify kill logic by @danvk in #169
• PyGithub update by @danvk in #171
• fix spelling on pdiffbbox handler by @danvk in #172
• examples of diffs that look different with different algorithms by @danvk in #174
• add shutdown logging, publish checklist by @danvk in #184

Full Changelog: v1.0.1...v1.1.0