unvendor dependencies

default.nix

@@ -9,6 +9,7 @@ let
       backend = self.callCabal2nix "backend" ./backend { };
       common = self.callCabal2nix "common" ./common { };
       frontend = self.callCabal2nix "frontend" ./frontend { };
+      sh = self.callCabal2nix "sh" sources.sh { };
       websockets = pkgs.haskell.lib.doJailbreak super.websockets;
     };
   };

nix/sources.json

@@ -16,5 +16,11 @@
         "type": "tarball",
         "url": "https://github.com/NixOS/nixpkgs/archive/a7d95e2b0029b8ee30facbe664b62968c59b46a6.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
+    },
+    "sh": {
+        "branch": "main",
+        "repo": "git@code.nomath.org:~/sh",
+        "rev": "3ea4e6459333409c60f66a5745bb472d136da741",
+        "type": "git"
     }
 }