Add treefmt-nix for formatting all the files

.zed/settings.json

@@ -1,2 +1 @@
-{
-}
+{}

flake.lock

@@ -605,6 +605,22 @@
         "type": "github"
       }
     },
+    "nixpkgs_3": {
+      "locked": {
+        "lastModified": 1747958103,
+        "narHash": "sha256-qmmFCrfBwSHoWw7cVK4Aj+fns+c54EBP8cGqp/yK410=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "fe51d34885f7b5e3e7b59572796e1bcb427eccb1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "nur": {
       "inputs": {
         "flake-parts": [
@@ -665,7 +681,8 @@
         "nixpkgs": "nixpkgs_2",
         "nur-rycee": "nur-rycee",
         "sops-nix": "sops-nix",
-        "stylix": "stylix"
+        "stylix": "stylix",
+        "treefmt-nix": "treefmt-nix_2"
       }
     },
     "rust-overlay": {
@@ -904,6 +921,24 @@
         "type": "github"
       }
     },
+    "treefmt-nix_2": {
+      "inputs": {
+        "nixpkgs": "nixpkgs_3"
+      },
+      "locked": {
+        "lastModified": 1748243702,
+        "narHash": "sha256-9YzfeN8CB6SzNPyPm2XjRRqSixDopTapaRsnTpXUEY8=",
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "rev": "1f3f7b784643d488ba4bf315638b2b0a4c5fb007",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "type": "github"
+      }
+    },
     "xwayland-satellite-stable": {
       "flake": false,
       "locked": {

flake.nix

@@ -133,6 +133,12 @@
         utils.follows = "flake-utils";
       };
     };
+
+    treefmt-nix = {
+      type = "github";
+      owner = "numtide";
+      repo = "treefmt-nix";
+    };
   };
   outputs = {
     self,
@@ -153,6 +159,7 @@
       systems = flake-utils.lib.defaultSystems;
       imports = [
         inputs.home-manager.flakeModules.home-manager
+        inputs.treefmt-nix.flakeModule
         nixos
         home
         deploy
@@ -169,7 +176,6 @@
             allowUnfree = true;
           };
         };
-        formatter = pkgs.alejandra;
         packages = import ./pkgs (
           args
           // {
@@ -185,6 +191,40 @@
             nvfetcher
           ];
         };
+        treefmt = {
+          programs = {
+            alejandra = {
+              enable = true;
+              excludes = ["pkgs/_sources/*.nix"];
+            };
+            biome = {
+              enable = true;
+              includes = ["*.json"];
+              excludes = ["pkgs/_sources/*.json"];
+              settings = {
+                javascript.formatter.enabled = false;
+                css.formatter.enabled = false;
+              };
+            };
+            dprint = {
+              enable = true;
+              includes = ["*.md" "*.toml" "*.yaml"];
+              excludes = ["secrets/*.yaml"];
+              settings = {
+                plugins = pkgs.dprint-plugins.getPluginList (plugins:
+                  with plugins; [
+                    dprint-plugin-toml
+                    dprint-plugin-markdown
+                    g-plane-pretty_yaml
+                  ]);
+              };
+            };
+            just = {
+              enable = true;
+              includes = [".justfile"];
+            };
+          };
+        };
       };
       flake = {
         overlays = {

home/modules/programs/starship/config.toml

@@ -51,7 +51,6 @@ repo_root_style = "bold green"
 use_os_path_sep = false
 read_only = " 󰌾"
 
-
 [aws]
 symbol = "  "
 
@@ -210,4 +209,3 @@ symbol = " "
 
 [zig]
 symbol = " "
-

templates/rust/deny.toml

@@ -92,7 +92,7 @@ allow = [
   "MIT",
   # "Apache-2.0",
   # "Apache-2.0 WITH LLVM-exception",
-  "GPL-3.0"
+  "GPL-3.0",
 ]
 # The confidence threshold for detecting a license from license text.
 # The higher the value, the more closely the license text must be to the