put nixpkgs in flake registry

flake.lock

@@ -225,11 +225,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1706001011,
-        "narHash": "sha256-J7Bs9LHdZubgNHZ6+eE/7C18lZ1P6S5/zdJSdXFItI4=",
+        "lastModified": 1706435589,
+        "narHash": "sha256-yhEYJxMv5BkfmUuNe4QELKo+V5eq1pwhtVs6kEziHfE=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "3df2a80f3f85f91ea06e5e91071fa74ba92e5084",
+        "rev": "4d54c29bce71f8c261513e0662cc573d30f3e33e",
         "type": "github"
       },
       "original": {
@@ -295,11 +295,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1705806513,
-        "narHash": "sha256-FcOmNjhHFfPz2udZbRpZ1sfyhVMr+C2O8kOxPj+HDDk=",
+        "lastModified": 1706411424,
+        "narHash": "sha256-BzziJYucEZvdCE985vjPoo3ztWcmUiSQ1wJ2CoT6jCc=",
         "owner": "nix-community",
         "repo": "nix-index-database",
-        "rev": "f8e04fbcebcc24cebc91989981bd45f69b963ed7",
+        "rev": "c782f2a4f6fc94311ab5ef31df2f1149a1856181",
         "type": "github"
       },
       "original": {
@@ -310,11 +310,11 @@
     },
     "nixos-hardware": {
       "locked": {
-        "lastModified": 1705312285,
-        "narHash": "sha256-rd+dY+v61Y8w3u9bukO/hB55Xl4wXv4/yC8rCGVnK5U=",
+        "lastModified": 1706182238,
+        "narHash": "sha256-Ti7CerGydU7xyrP/ow85lHsOpf+XMx98kQnPoQCSi1g=",
         "owner": "nixos",
         "repo": "nixos-hardware",
-        "rev": "bee2202bec57e521e3bd8acd526884b9767d7fa0",
+        "rev": "f84eaffc35d1a655e84749228cde19922fcf55f1",
         "type": "github"
       },
       "original": {
@@ -325,11 +325,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1705856552,
-        "narHash": "sha256-JXfnuEf5Yd6bhMs/uvM67/joxYKoysyE3M2k6T3eWbg=",
+        "lastModified": 1706191920,
+        "narHash": "sha256-eLihrZAPZX0R6RyM5fYAWeKVNuQPYjAkCUBr+JNvtdE=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "612f97239e2cc474c13c9dafa0df378058c5ad8d",
+        "rev": "ae5c332cbb5827f6b1f02572496b141021de335f",
         "type": "github"
       },
       "original": {
@@ -368,11 +368,11 @@
         "pre-commit-hooks": "pre-commit-hooks"
       },
       "locked": {
-        "lastModified": 1705961248,
-        "narHash": "sha256-sqK417zKqVoxallioKRtHMSssOJT6gEpQ9FIuBKIoG0=",
+        "lastModified": 1706481554,
+        "narHash": "sha256-MRvzc4KwKoVf0jCfmuDfbvzY9QN3Zlo3YtZ9wxlqIzU=",
         "owner": "nix-community",
         "repo": "nixvim",
-        "rev": "01c21406c6f4f6c137f861f9503572c5d0c9d98b",
+        "rev": "43f3cb7ab2bae6c27a92f306c27e053ef2cb0063",
         "type": "github"
       },
       "original": {

sets/base.nix

@@ -7,8 +7,11 @@
     (key: value: "L+ /etc/channels/${key} - - - - ${value.outPath}") inputs;
 
   nix = {
-    nixPath =
-      [ "/etc/channels" "/nix/var/nix/profiles/per-user/root/channels" ];
+    nixPath = [ "/etc/channels" ];
+    registry.nixpkgs.to = {
+      type = "path";
+      path = inputs.nixpkgs.outPath;
+    };
     settings.auto-optimise-store = true;
     extraOptions = ''
       experimental-features = nix-command flakes