use chace server

flake.lock

@@ -20,9 +20,7 @@
     },
     "home-manager": {
       "inputs": {
-        "nixpkgs": [
-          "nixpkgs"
-        ]
+        "nixpkgs": "nixpkgs"
       },
       "locked": {
         "lastModified": 1758463745,
@@ -103,6 +101,22 @@
       }
     },
     "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1761173472,
+        "narHash": "sha256-m9W0dYXflzeGgKNravKJvTMR4Qqa2MVD11AwlGMufeE=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "c8aa8cc00a5cb57fada0851a038d35c08a36a2bb",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-25.05",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_3": {
       "locked": {
         "lastModified": 1760596604,
         "narHash": "sha256-J/i5K6AAz/y5dBePHQOuzC7MbhyTOKsd/GLezSbEFiM=",
@@ -118,7 +132,7 @@
         "type": "github"
       }
     },
-    "nixpkgs_3": {
+    "nixpkgs_4": {
       "locked": {
         "lastModified": 1759036355,
         "narHash": "sha256-0m27AKv6ka+q270dw48KflE0LwQYrO7Fm4/2//KCVWg=",
@@ -139,7 +153,7 @@
         "home-manager": "home-manager",
         "impermanence": "impermanence",
         "nixos-hardware": "nixos-hardware",
-        "nixpkgs": "nixpkgs",
+        "nixpkgs": "nixpkgs_2",
         "nixpkgs-unstable": "nixpkgs-unstable",
         "sops-nix": "sops-nix",
         "vicinae": "vicinae"
@@ -147,7 +161,7 @@
     },
     "sops-nix": {
       "inputs": {
-        "nixpkgs": "nixpkgs_2"
+        "nixpkgs": "nixpkgs_3"
       },
       "locked": {
         "lastModified": 1760998189,
@@ -181,7 +195,7 @@
     "vicinae": {
       "inputs": {
         "flake-utils": "flake-utils",
-        "nixpkgs": "nixpkgs_3"
+        "nixpkgs": "nixpkgs_4"
       },
       "locked": {
         "lastModified": 1761455154,