Let's copy Lotte's helix config <3

home-manager/package-configs/helix.nix

@@ -1,14 +1,88 @@
 {
-  inputs,
-  outputs,
-  lib,
   config,
+  lib,
   pkgs,
   ...
 }: {
   programs.helix = {
     enable = true;
-    catppuccin.enable = true;
+    defaultEditor = true;
-    catppuccin.flavour = "macchiato";
+
+    settings = {
+      theme = "catppuccin_macchiato";
+      editor = {
+        line-number = "relative";
+        lsp.display-messages = true;
+        cursor-shape = {
+          insert = "bar";
+          normal = "block";
+          select = "underline";
+        };
+        cursorline = true;
+        bufferline = "always";
+        color-modes = true;
+        soft-wrap = {
+          enable = true;
+          max-wrap = 25;
+          wrap-indicator = "";
+        };
+      };
+    };
+    languages = {
+      language = [
+        {
+          name = "python";
+          language-id = "python";
+          auto-format = true;
+          file-types = ["py"];
+          language-servers = ["python-lsp"];
+          formatter = {
+            command = "ruff";
+            args = ["-q"];
+          };
+        }
+        {
+          name = "typst";
+          language-id = "typst";
+          auto-format = false;
+          file-types = ["typ"];
+          language-servers = ["typst-lsp"];
+        }
+        {
+          name = "rust";
+          language-id = "rust";
+          auto-format = true;
+          file-types = ["rs"];
+          roots = ["Cargo.lock"];
+          language-servers = ["rust-analyzer"];
+        }
+        {
+          name = "nix";
+          language-id = "nix";
+          auto-format = true;
+          file-types = ["nix"];
+          roots = ["flake.lock" "flake.nix"];
+          language-servers = ["nil"];
+          formatter = {
+            command = "nix";
+            args = ["fmt"];
+          };
+        }
+      ];
+      language-server = {
+        python-lsp = {
+          command = "pylsp";
+        };
+        typst-lsp = {
+          command = "typst-lsp";
+        };
+        rust-analyzer = {
+          command = "rust-analyzer";
+        };
+        nil = {
+          command = "nil";
+        };
+      };
+    };
   };
 }