Stop using a Cabal library to achieve reasonable Docker image sizes

flake.lock

@@ -18,7 +18,56 @@
         "type": "github"
       }
     },
+    "flake-utils_2": {
+      "locked": {
+        "lastModified": 1653893745,
+        "narHash": "sha256-0jntwV3Z8//YwuOjzhV2sgJJPt+HY6KhU7VZUL0fKZQ=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "1ed9fb1935d260de5fe1c2f7ee0ebaae17ed2fa1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nix2container": {
+      "inputs": {
+        "flake-utils": "flake-utils_2",
+        "nixpkgs": "nixpkgs"
+      },
+      "locked": {
+        "lastModified": 1677791117,
+        "narHash": "sha256-zL4Fc5133KMqX7zCzcPODaBPEblUfgQt2UccNBm34Pc=",
+        "owner": "nlewo",
+        "repo": "nix2container",
+        "rev": "85670cab354f7df69dd4af097c27cf9bc5826cb2",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nlewo",
+        "repo": "nix2container",
+        "type": "github"
+      }
+    },
     "nixpkgs": {
+      "locked": {
+        "lastModified": 1677612629,
+        "narHash": "sha256-yC+9LfhfwOd5sXFW8TLnDmqVMNYiHXYPGy9BbdpRqfU=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "111ca8e0378e88d9decaa1c6dd7597f35d8bc67f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_2": {
       "locked": {
         "lastModified": 1683159243,
         "narHash": "sha256-Fh41KQcZTswb4NyYfSsbNEhDS/Im0/Id6m3k7qZ6/Xw=",
@@ -36,7 +85,8 @@
     "root": {
       "inputs": {
         "flake-utils": "flake-utils",
-        "nixpkgs": "nixpkgs"
+        "nix2container": "nix2container",
+        "nixpkgs": "nixpkgs_2"
       }
     },
     "systems": {