remove feedback

.build-all.dhall

-let Prelude =
-        env:DHALL_PRELUDE
-      ? https://raw.githubusercontent.com/dhall-lang/dhall-lang/v20.1.0/Prelude/package.dhall
-          sha256:26b0ef498663d269e4dc6a82b0ee289ec565d683ef4c00d0ebdd25333a5a3c98
-
-let H =
-      https://gitlab.homotopic.tech/horizon/horizon-spec/-/raw/0.4.1/dhall/package.dhall
-        sha256:9f2def711ea8796cdb24fa837da6681f9a7e752f87aeff08eee9b494c6e3374c
-
-let toStep
-    : Text → Text
-    = λ(x : Text) → ".#${x}"
-
-let input =
-      Prelude.Map.keys
-        Text
-        H.HaskellPackage.Type
-        ( merge
-            { MakePackageSet =
-                λ(x : H.PackageSetExportSettings) → x.packageSet.packages
-            , MakeOverlay = λ(x : H.OverlayExportSettings) → x.overlay
-            }
-            ./horizon.dhall
-        )
-
-let packages = Prelude.List.map Text Text toStep (input : List Text)
-
-in      "nix build -L --no-link "
-    ++  Prelude.List.fold
-          Text
-          packages
-          Text
-          (λ(x : Text) → λ(y : Text) → x ++ " " ++ y)
-          ""