Commit 129e7e1

@@ -0,0 +1,8 @@
+root = true
+
+[*]
+end_of_line = lf
+indent_style = space
+indent_size = 2
+insert_final_newline = true
+trim_trailing_whitespace = true

@@ -71,15 +71,50 @@
         "type": "github"
       }
     },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1770107345,
+        "narHash": "sha256-tbS0Ebx2PiA1FRW8mt8oejR0qMXmziJmPaU1d4kYY9g=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "4533d9293756b63904b7238acb84ac8fe4c8c2c4",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "root": {
       "inputs": {
         "devshell": "devshell",
         "flake-compat": "flake-compat",
         "flake-parts": "flake-parts",
-        "nixpkgs": "nixpkgs"
+        "nixpkgs": "nixpkgs",
+        "treefmt-nix": "treefmt-nix"
+      }
+    },
+    "treefmt-nix": {
+      "inputs": {
+        "nixpkgs": "nixpkgs_2"
+      },
+      "locked": {
+        "lastModified": 1786901030,
+        "narHash": "sha256-WSFCsDSE5ffgD2MqzkM2CYjeFiKhRF/dJUN8uedb6YE=",
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "rev": "27b3b12a8e6375f28ebe122f07d230ca5459bbfa",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "type": "github"
       }
     }
   },
   "root": "root",
   "version": 7
-}
\ No newline at end of file
+}

@@ -9,12 +9,19 @@
       url = "github:numtide/devshell";
       inputs.nixpkgs.follows = "nixpkgs";
     };
+    treefmt-nix = {
+      url = "github:numtide/treefmt-nix";
+      inputs.nixpkgs-lib.follows = "nixpkgs";
+    };
     flake-compat.url = "github:NixOS/flake-compat";
   };
 
   outputs = inputs:
     inputs.flake-parts.lib.mkFlake {inherit inputs;} {
-      imports = [inputs.devshell.flakeModule];
+      imports = [
+        inputs.devshell.flakeModule
+        inputs.treefmt-nix.flakeModule
+      ];
 
       systems = [
         "x86_64-linux"
@@ -37,6 +44,15 @@
             tinymist # Typst LSP
           ];
         };
+
+        treefmt = {
+          programs.alejandra.enable = true;
+          programs.deno.enable = true;
+          programs.typstyle = {
+            enable = true;
+            lineWidth = 120;
+          };
+        };
       };
     };
 }