feat: add superderive stepwise derivation figures

A third sibling toolkit: rewrite steps, justification rails, cancel/substitute highlights, and lint-on-warning builds.
2026-08-17 10:05:03 +08:00
commit 9f635d358b
22 changed files with 724 additions and 0 deletions
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+interface:
+  display_name: "Superderive"
+  short_description: "Turn a rewrite sequence into a step/justification figure"
+  default_prompt: >-
+    Use $superderive to turn a rewrite sequence into a step/justification
+    figure. Not for architecture (superfig) or tensor faces (supertensor).