Update input follows. Add unstable channel/remove fluffychat pr channel

flake.lock

@@ -203,7 +203,9 @@
         "crane": "crane",
         "flake-compat": "flake-compat_2",
         "flake-parts": "flake-parts",
-        "nixpkgs": "nixpkgs_2",
+        "nixpkgs": [
+          "nixpkgs"
+        ],
         "pre-commit-hooks-nix": "pre-commit-hooks-nix",
         "rust-overlay": "rust-overlay"
       },
@@ -268,39 +270,23 @@
         "type": "github"
       }
     },
-    "nixpkgs-pr-fluffychat": {
+    "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1751127166,
+        "lastModified": 1753694789,
-        "narHash": "sha256-dX9VUpl3YM9XexkU+QGj1UfptYy/jIOeB3tSMtJSRgE=",
+        "narHash": "sha256-cKgvtz6fKuK1Xr5LQW/zOUiAC0oSQoA9nOISB0pJZqM=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "b5aec1f9cd51c508ee7488113bc2f192cc1143f8",
+        "rev": "dc9637876d0dcc8c9e5e22986b857632effeb727",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "pull/419632/head",
+        "ref": "nixos-unstable",
         "repo": "nixpkgs",
         "type": "github"
       }
     },
     "nixpkgs_2": {
-      "locked": {
-        "lastModified": 1753004467,
-        "narHash": "sha256-QznRD2YNqBVT+LjrV36rIuOZO1XKbjm1BgtMTIrTDVg=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "147633ad35aba48f75af49be7ddc956c71c35acc",
-        "type": "github"
-      },
-      "original": {
-        "owner": "NixOS",
-        "ref": "nixos-unstable-small",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
-    "nixpkgs_3": {
       "locked": {
         "lastModified": 1753345091,
         "narHash": "sha256-CdX2Rtvp5I8HGu9swBmYuq+ILwRxpXdJwlpg8jvN4tU=",
@@ -316,42 +302,12 @@
         "type": "github"
       }
     },
-    "nixpkgs_4": {
-      "locked": {
-        "lastModified": 1753399495,
-        "narHash": "sha256-7XG/QBqhrYOyA2houjRTL2NMa7IKZZ/somBqr+Q/6Wo=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "0d00f23f023b7215b3f1035adb5247c8ec180dbc",
-        "type": "github"
-      },
-      "original": {
-        "owner": "NixOS",
-        "ref": "nixpkgs-unstable",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
-    "nixpkgs_5": {
-      "locked": {
-        "lastModified": 1744868846,
-        "narHash": "sha256-5RJTdUHDmj12Qsv7XOhuospjAjATNiTMElplWnJE9Hs=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "ebe4301cbd8f81c4f8d3244b3632338bbeb6d49c",
-        "type": "github"
-      },
-      "original": {
-        "owner": "NixOS",
-        "ref": "nixpkgs-unstable",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
     "nixvim": {
       "inputs": {
         "flake-parts": "flake-parts_2",
-        "nixpkgs": "nixpkgs_4",
+        "nixpkgs": [
+          "nixpkgs"
+        ],
         "nuschtosSearch": "nuschtosSearch",
         "systems": "systems_3"
       },
@@ -424,9 +380,9 @@
         "home-manager": "home-manager",
         "lanzaboote": "lanzaboote",
         "nixos-hardware": "nixos-hardware",
-        "nixpkgs": "nixpkgs_3",
+        "nixpkgs": "nixpkgs_2",
         "nixpkgs-pr-feishin": "nixpkgs-pr-feishin",
-        "nixpkgs-pr-fluffychat": "nixpkgs-pr-fluffychat",
+        "nixpkgs-unstable": "nixpkgs-unstable",
         "nixvim": "nixvim",
         "secrets": "secrets",
         "sops-nix": "sops-nix"
@@ -472,7 +428,9 @@
     },
     "sops-nix": {
       "inputs": {
-        "nixpkgs": "nixpkgs_5"
+        "nixpkgs": [
+          "nixpkgs"
+        ]
       },
       "locked": {
         "lastModified": 1752544651,

flake.nix

@@ -3,18 +3,21 @@
 
   inputs = {
     nixpkgs.url = "github:NixOS/nixpkgs/nixos-25.05"; # Stable nixpkgs.
-    nixpkgs-pr-fluffychat.url = "github:NixOS/nixpkgs?ref=pull/419632/head"; # FluffyChat 2.0.0
+    nixpkgs-unstable.url = "github:NixOS/nixpkgs/nixos-unstable"; # Unstable nixpkgs.
     nixpkgs-pr-feishin.url = "github:NixOS/nixpkgs?ref=pull/414929/head"; # Feishin 0.17.0
 
-    deploy-rs.url = "github:serokell/deploy-rs"; # Remote deployment
+    deploy-rs.url = "github:serokell/deploy-rs"; # Remote deployment.
-    lanzaboote.url = "github:nix-community/lanzaboote"; # Secure boot.
     nixos-hardware.url = "github:NixOS/nixos-hardware"; # Hardware specific config.
-    sops-nix.url = "github:Mic92/sops-nix"; # Secrets management.
-    nixvim.url = "github:nix-community/nixvim"; # Neovim.
 
-    # Home manager.
+    # Secure boot.
-    home-manager = {
+    lanzaboote = {
-      url = "github:nix-community/home-manager/release-25.05";
+      url = "github:nix-community/lanzaboote";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+
+    # Secrets management.
+    sops-nix = {
+      url = "github:Mic92/sops-nix";
       inputs.nixpkgs.follows = "nixpkgs";
     };
 
@@ -23,6 +26,18 @@
       url = "git+ssh://git@docker.local:222/fern/secrets?ref=main";
       flake = false;
     };
+
+    # Home manager.
+    home-manager = {
+      url = "github:nix-community/home-manager/release-25.05";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+
+    # Neovim.
+    nixvim = {
+      url = "github:nix-community/nixvim";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
   };
 
   outputs = {nixos-hardware, ...} @ inputs: let