Generate styles with go generate

styles.go

@@ -1,5 +1,7 @@
 package glamour
 
+//go:generate go run ./internal/generate-style-json
+
 import (
 	"github.com/charmbracelet/glamour/ansi"
 )

styles/README.md

@@ -3,7 +3,7 @@
 The JSON files in this directory are generated from the default styles. To
 re-generate them, run:
 
-    go run ./internal/generate-style-json
+    go generate ..
 
 ## Block Elements