feat: env module with wayland vars, correct editor fallbacks

home/modules/env.nix

@@ -0,0 +1,31 @@
+{ ... }:
+
+{
+  home.sessionPath = [
+    "$HOME/.local/bin"
+    "$HOME/.config/emacs/bin"
+  ];
+
+  systemd.user.sessionVariables = {
+    # Terminal
+    TERMINAL                     = "kitty";
+
+    # Wayland
+    ELECTRON_OZONE_PLATFORM_HINT = "auto";
+    NIXOS_OZONE_WL               = "1";
+    MOZ_ENABLE_WAYLAND           = "1";
+    QT_QPA_PLATFORM              = "wayland";
+    GDK_BACKEND                  = "wayland";
+    SDL_VIDEODRIVER              = "wayland";
+    _JAVA_AWT_WM_NONREPARENTING  = "1";
+
+    # Editor
+    EDITOR                       = "emacsclient -c -a nvim";
+    VISUAL                       = "emacsclient -c -a nvim";
+    SUDO_EDITOR                  = "nvim";
+
+    # Pager
+    PAGER                        = "bat --color auto";
+    MANPAGER                     = "bat -plman";
+  };
+}

home/modules/zsh.nix

@@ -33,18 +33,4 @@ in
     };
   };
 
-  # PATH additions — HM prepends these to PATH in the correct order
-  home.sessionPath = [
-    "$HOME/.config/emacs/bin"
-  ];
-
-  # Environment variables
-  home.sessionVariables = {
-    EDITOR               = "emacsclient -c";
-    VISUAL               = "emacsclient -c";
-    SUDO_EDITOR          = "emacsclient -c";
-    PAGER                = "bat --color auto";
-    MANPAGER             = "bat -plman";
-    _JAVA_AWT_WM_NONREPARENTING = "1";
-  };
 }