Update nixpkgs and enable ccacheStdenv for the basic pkgs instance
diff --git a/flake.lock b/flake.lock
index c50dbfa..77b6f82 100644
--- a/flake.lock
+++ b/flake.lock
@@ -344,11 +344,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1680668850,
-        "narHash": "sha256-mQMg13yRsS0LXVzaeoSPwqgPO6yhkGzGewPgMSqXSv8=",
+        "lastModified": 1681028957,
+        "narHash": "sha256-gKWkKT/nFg2d9HZyK7VAjRzkyPfKLx+uIGyWXDw0NB0=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "4a65e9f64e53fdca6eed31adba836717a11247d2",
+        "rev": "11c129c16f4051ad215ea7b0d297a6c7cf5d24d7",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index dcaa1ae..009d530 100644
--- a/flake.nix
+++ b/flake.nix
@@ -70,6 +70,7 @@
             inherit inputs
               username;
           });
+          replaceStdenv = { pkgs }: pkgs.ccacheStdenv;
         };
 
         utils = import ./utils pkgs;