Added pi4 configuration

flake.lock

@@ -169,6 +169,22 @@
         "type": "github"
       }
     },
+    "nixos-hardware": {
+      "locked": {
+        "lastModified": 1693588489,
+        "narHash": "sha256-hUGiONyurfBxmTtRUttdlkdq+ml16L1MiKKAS1047OE=",
+        "owner": "NixOS",
+        "repo": "nixos-hardware",
+        "rev": "fe0ea731b84b10143fc68cd557368ac70f0fb65c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "master",
+        "repo": "nixos-hardware",
+        "type": "github"
+      }
+    },
     "nixpkgs": {
       "locked": {
         "lastModified": 1692734709,
@@ -192,6 +208,7 @@
         "flake-utils-plus": "flake-utils-plus",
         "home-manager": "home-manager",
         "nixos-generators": "nixos-generators",
+        "nixos-hardware": "nixos-hardware",
         "nixpkgs": "nixpkgs",
         "snowfall-lib": "snowfall-lib"
       }