remove reliance on nh for most things

bin/main.ml

@@ -1,7 +1,7 @@
 open Meat
 
 let () =
-  match Sys.getenv_opt "NH_FLAKE" with
+  match Sys.getenv_opt "MEATS" with
   | Some _ ->
       if Array.length Sys.argv >= 2 then
         match String.lowercase_ascii (Array.get Sys.argv 1) with
@@ -9,7 +9,7 @@ let () =
         | "cook" -> cook ()
         | "poke" -> poke ()
         | "gut" -> gut ()
-        | "look" -> look ()
+        (* | "look" -> look () *)
         | "fresh" -> fresh ()
         | _ -> help ()
       else help ()