use treefmt-nix

flake.lock

@@ -1029,6 +1029,22 @@
       }
     },
     "nixpkgs_12": {
+      "locked": {
+        "lastModified": 1761236834,
+        "narHash": "sha256-+pthv6hrL5VLW2UqPdISGuLiUZ6SnAXdd2DdUE+fV2Q=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "d5faa84122bc0a1fd5d378492efce4e289f8eac1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_13": {
       "locked": {
         "lastModified": 1615532953,
         "narHash": "sha256-SWpaGjrp/INzorEqMz3HLi6Uuk9I0KAn4YS8B4n3q5g=",
@@ -1372,6 +1388,7 @@
         "stylix": "stylix_2",
         "telebots": "telebots_2",
         "tinc-graph": "tinc-graph_2",
+        "treefmt-nix": "treefmt-nix_2",
         "voidrice": "voidrice_2",
         "wallpaper-generator": "wallpaper-generator_2",
         "wallpapers": "wallpapers_2"
@@ -1849,6 +1866,24 @@
         "type": "github"
       }
     },
+    "treefmt-nix_2": {
+      "inputs": {
+        "nixpkgs": "nixpkgs_12"
+      },
+      "locked": {
+        "lastModified": 1766000401,
+        "narHash": "sha256-+cqN4PJz9y0JQXfAK5J1drd0U05D5fcAGhzhfVrDlsI=",
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "rev": "42d96e75aa56a3f70cab7e7dc4a32868db28e8fd",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "type": "github"
+      }
+    },
     "voidrice": {
       "flake": false,
       "locked": {
@@ -1908,7 +1943,7 @@
     "wallpaper-generator_2": {
       "inputs": {
         "flake-utils": "flake-utils_4",
-        "nixpkgs": "nixpkgs_12"
+        "nixpkgs": "nixpkgs_13"
       },
       "locked": {
         "lastModified": 1615819231,