add lint alias

src/alias.ml

@@ -113,6 +113,7 @@ let default = make "DEFAULT"
 let runtest = make "runtest"
 let install = make "install"
 let doc     = make "doc"
+let lint    = make "lint"
 
 module Store = struct
   type entry =

src/alias.mli

@@ -26,6 +26,7 @@ val default : dir:Path.t -> t
 val runtest : dir:Path.t -> t
 val install : dir:Path.t -> t
 val doc     : dir:Path.t -> t
+val lint    : dir:Path.t -> t
 
 val dep : t -> ('a, 'a) Build.t