docs: missing docstring

MilesCranmer · MilesCranmer · commit 66e114b639b3 · 2025-08-23T20:28:48.000+01:00
diff --git a/docs/src/api.md b/docs/src/api.md
@@ -13,6 +13,12 @@ MultitargetSRRegressor
 equation_search
 ```
 
+## Template Expressions
+
+```@docs
+@template_spec
+```
+
 ## Options
 
 ```@docs
