chore: Test stats workflow

HepLean/AnomalyCancellation/PureU1/BasisLinear.lean

@@ -120,6 +120,7 @@ noncomputable
 def asBasis : Basis (Fin n) ℚ ((PureU1 n.succ).LinSols) where
   repr := coordinateMap
 
+/-- The module over `ℚ` defined by linear solutions to the pure `U(1)` ACCs is finite. -/
 instance : Module.Finite ℚ ((PureU1 n.succ).LinSols) :=
   Module.Finite.of_basis asBasis
 

HepLean/AnomalyCancellation/PureU1/Permutations.lean

@@ -26,6 +26,7 @@ namespace PureU1
 @[simp]
 def PermGroup (n : ℕ) := Equiv.Perm (Fin n)
 
+/-- The type `PermGroup n` inherits the instance of a group from `Equiv.Perm`. -/
 instance {n : ℕ} : Group (PermGroup n) := Equiv.Perm.permGroup
 
 section Charges