now using flake-parts; refactored nixosConfigurations; using hm standalone

users/modules/helix.nix

@@ -0,0 +1,50 @@
+{ pkgs, ... }:
+
+{
+  home.sessionVariables = {
+    EDITOR = "hx";
+  };
+
+  programs.helix = {
+    enable = true;
+    settings = {
+      theme = "base16_transparent";
+      editor = {
+        file-picker.hidden = false;
+        idle-timeout = 0;
+        line-number = "relative";
+        cursor-shape = {
+          normal = "block";
+          insert = "bar";
+          select = "underline";
+        };
+        soft-wrap.enable = true;
+        auto-format = true;
+        indent-guides.render = true;
+      };
+      keys.normal = {
+        space = {
+          o = "file_picker_in_current_buffer_directory";
+          esc = [
+            "collapse_selection"
+            "keep_primary_selection"
+          ];
+        };
+      };
+    };
+    languages = {
+      language = [
+        {
+          name = "nix";
+          auto-format = true;
+          formatter.command = "nixfmt";
+        }
+        {
+          name = "typst";
+          auto-format = true;
+          formatter.command = "typstyle -c 1000 -i";
+        }
+      ];
+    };
+  };
+}