we can use unstable caddy now

flake.lock

@@ -57,8 +57,7 @@
         "chromium": "chromium",
         "home-manager": "home-manager",
         "nixpkgs": "nixpkgs",
-        "sops-nix": "sops-nix",
-        "testpkgs": "testpkgs"
+        "sops-nix": "sops-nix"
       }
     },
     "sops-nix": {
@@ -80,22 +79,6 @@
         "repo": "sops-nix",
         "type": "github"
       }
-    },
-    "testpkgs": {
-      "locked": {
-        "lastModified": 1733788258,
-        "narHash": "sha256-1vwUQvcs/pzRIg7Mo+QcE6ZavQWyjJP502n43b4VsGQ=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "248081c4729259c3add830d502779c5d04cbe074",
-        "type": "github"
-      },
-      "original": {
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "248081c4729259c3add830d502779c5d04cbe074",
-        "type": "github"
-      }
     }
   },
   "root": "root",

flake.nix

@@ -12,8 +12,6 @@
       inputs.nixpkgs.follows = "nixpkgs";
     };
     chromium.url = "github:NixOS/nixpkgs/314e12ba369ccdb9b352a4db26ff419f7c49fa84";
-    # this has the caddy module with environmentFile option
-    testpkgs.url = "github:NixOS/nixpkgs/248081c4729259c3add830d502779c5d04cbe074";
   };
 
   outputs = {

hosts/chunk/default.nix

@@ -5,10 +5,8 @@
   inputs,
   ...
 }: {
-  disabledModules = ["services/web-servers/caddy/default.nix"];
   imports = [
     ./hardware-configuration.nix
-    "${inputs.testpkgs}/nixos/modules/services/web-servers/caddy"
     ../common.nix
     ./gitlab.nix
     ./borg.nix