The "Three Body Problem" release

Textual seems to have moved from a stable era to a chaotic era... pinning until things calm down.

The "brew and discovery" release

• Made the package friendly to being installed via homebrew
• Added support for command palette command discovery

Drop Python 3.7 and bump Textual

• Dropped Python 3.7 support.
• Bumped minimum Textual version to v0.47.1.

Commands for the Command Palette

Added some application-specific commands to the Textual Command Palette.

Internal code tidying and testing with Textual 0.38.1

Mostly just tidying and checking it's okay with more recent versions of textual.

v0.4.0 of textual-mandelbrot

• Bumped minimum Textual version to v0.19.1.
• Internal changes.

v0.3.0 of textual-mandelbrot

• Added bindings to change the "multibrot" value by smaller steps.
• The colour mapping is now configurable at the code level.
• Added key bindings for swapping between the current colour maps.
• Added the calculation time to the Changed message and the display.

v0.2.0 of textual-mandelbrot

• Fixed overly-aggressive caching of the Mandelbrot calculation.
• Added a reset action.
• Cosmetic changes to the UI.
• Improved the key bindings, giving more options (for example, vi and WASD keys are supported for movement now, also shift+movement moves slower).
• Added "multibrot" support.

v0.1.0 of textual-mandelbrot

Initial release.