…ortcuts; it's a bit more resilient.

* Zoomable previews.
* Better react element caching prevents preview rebuilds.
* Switch for gadget adjustments.
* Open shader library dialog from app with meta-L, for dev only.

Refactoring shader analysis, shader library UI

Bump to Kotlin 1.7.21.

Bump circleci docker img

Fixes #376.

Support #if/elif evaluation in shaders

Lazy build of shaders, misc refactoring

Remove legacy tabs

Switch preview paint shader from SMPTE bars to an earthy globe

* Add some features missing from ISF dialect.
* Add Pinky subcommand to create shader library index from files.

…t fully initializing Pinky.

- http://localhost:8080/direct.html?PatchEditor
- http://localhost:8080/direct.html?ShaderLibrary

…rs (those using custom PASSES).