ghc: Upgraded to 8.10.7

release.nix

@@ -1,5 +1,5 @@
 let sources = import ./nix/sources.nix;
-in { compiler ? "ghc883", pkgs ? import sources.nixpkgs { } }:
+in { compiler ? "ghc8107", pkgs ? import sources.nixpkgs { } }:
 
 let
   inherit (pkgs.lib.trivial) flip pipe;
@@ -24,14 +24,12 @@ in {
 
   shell = haskellPackages.shellFor {
     packages = p: with p; [ project ];
-    #buildInputs = with haskellPackages; [
-    #  ghcid
-    #  hlint       # or ormolu
-    #  niv
-    #  pkgs.cacert # needed for niv
-    #  pkgs.nix    # needed for niv
-    #  zlib
-    #];
+    buildInputs = with haskellPackages; [
+      ghcid
+      hlint # or ormolu
+      pkgs.niv
+      zlib
+    ];
     withHoogle = true;
   };
 }