feat: add Zed editor darwin module

flake.nix

@@ -79,6 +79,10 @@
       url = "github:stackptr/llm-profile";
       flake = false;
     };
+    zed-nova-theme = {
+      url = "github:stackptr/zed-nova-theme";
+      flake = false;
+    };
   };
 
   outputs = inputs @ {flake-parts, ...}:

hosts/Rhizome/programs.nix

@@ -97,4 +97,9 @@
     enable = true;
     enableDefaults = true;
   };
+
+  programs.zed = {
+    enable = true;
+    enableDefaults = true;
+  };
 }

hosts/lobtop/programs.nix

@@ -60,4 +60,37 @@
     enable = true;
     enableDefaults = true;
   };
+
+  programs.zed = {
+    enable = true;
+    enableDefaults = true;
+    settings = {
+      language_models = {
+        bedrock = {
+          authentication_method = "named_profile";
+          region = "us-west-2";
+          profile = "bedrock";
+          allow_extended_context = true;
+        };
+      };
+      agent.default_model = {
+        provider = "amazon-bedrock";
+        model = "us.anthropic.claude-sonnet-4-6";
+        effort = "max";
+      };
+      agent.tool_permissions = {
+        tools = {
+          terminal = {
+            always_allow = [
+              {pattern = "^git\\s+status(\\s|$)";}
+              {pattern = "^git\\b";}
+              {pattern = "^gt\\s+track(\\s|$)";}
+            ];
+          };
+          "mcp:glyph:basic-memory__build_context" = {default = "allow";};
+          "mcp:glyph:basic-memory__search_notes" = {default = "allow";};
+        };
+      };
+    };
+  };
 }

modules/darwin/programs/default.nix

@@ -12,5 +12,6 @@
     ./roon.nix
     ./scroll-reverser.nix
     ./soundsource.nix
+    ./zed.nix
   ];
 }

modules/darwin/programs/zed.nix

@@ -0,0 +1,300 @@
+{
+  config,
+  inputs,
+  lib,
+  pkgs,
+  username,
+  ...
+}:
+with lib; let
+  cfg = config.programs.zed;
+
+  jsonFormat = pkgs.formats.json {};
+in {
+  options.programs.zed = {
+    enable = mkEnableOption "Zed editor";
+
+    enableDefaults = mkEnableOption "Zed opinionated defaults";
+
+    settings = mkOption {
+      inherit (jsonFormat) type;
+      default = {};
+      description = ''
+        Configuration written to {file}`~/.config/zed/settings.json`.
+        Keys map directly to Zed JSON config fields.
+      '';
+    };
+
+    themes = mkOption {
+      type = types.attrsOf types.path;
+      default = {};
+      description = ''
+        Extra theme files linked into {file}`~/.config/zed/themes/`.
+        Attribute name is the filename; value is the source path.
+      '';
+    };
+  };
+
+  config = mkMerge [
+    (mkIf cfg.enableDefaults {
+      programs.zed.themes = {
+        "zed-nova-theme.json" = mkDefault (inputs.zed-nova-theme + "/theme.json");
+      };
+
+      programs.zed.settings = {
+        auto_update = mkDefault false;
+        theme = mkDefault {
+          mode = "system";
+          light = "Nova Light";
+          dark = "Nova Dark";
+        };
+        icon_theme = mkDefault {
+          mode = "light";
+          light = "Zed (Default)";
+          dark = "Zed (Default)";
+        };
+
+        ui_font_size = mkDefault 15.0;
+        ui_font_family = mkDefault ".SystemUIFont";
+        buffer_font_size = mkDefault 12.0;
+        buffer_font_family = mkDefault "MesloLGSDZ Nerd Font Mono";
+        buffer_line_height = mkDefault "comfortable";
+        show_wrap_guides = mkDefault true;
+        use_system_path_prompts = mkDefault false;
+        diff_view_style = mkDefault "unified";
+
+        title_bar = mkDefault {
+          show_branch_icon = true;
+          show_branch_name = true;
+          show_project_items = true;
+          show_onboarding_banner = false;
+          show_user_picture = false;
+          show_user_menu = true;
+          show_sign_in = true;
+          show_menus = false;
+        };
+
+        current_line_highlight = mkDefault "all";
+        gutter = mkDefault {
+          line_numbers = true;
+          runnables = false;
+          breakpoints = false;
+          folds = true;
+          min_line_number_digits = 3;
+        };
+
+        indent_guides = mkDefault {
+          enabled = true;
+          line_width = 1;
+          active_line_width = 1;
+          coloring = "indent_aware";
+          background_coloring = "disabled";
+        };
+        sticky_scroll = mkDefault {enabled = true;};
+        git = mkDefault {
+          inline_blame = {
+            enabled = true;
+            delay_ms = 0;
+            min_column = 0;
+            padding = 10;
+            show_commit_summary = true;
+          };
+        };
+        toolbar = mkDefault {
+          breadcrumbs = true;
+          quick_actions = false;
+          selections_menu = false;
+          agent_review = false;
+          code_actions = false;
+        };
+
+        max_tabs = mkDefault null;
+
+        tab_bar = mkDefault {
+          show = true;
+          show_nav_history_buttons = false;
+          show_tab_bar_buttons = false;
+        };
+        tabs = mkDefault {
+          git_status = true;
+          close_position = "left";
+          show_close_button = "hover";
+          file_icons = true;
+          show_diagnostics = "errors";
+          activate_on_close = "left_neighbour";
+        };
+        extend_comment_on_newline = mkDefault false;
+
+        status_bar = mkDefault {
+          active_language_button = true;
+          cursor_position_button = true;
+          line_endings_button = false;
+          active_encoding_button = "non_utf8";
+        };
+
+        snippet_sort_order = mkDefault "inline";
+        show_completions_on_input = mkDefault true;
+        show_completion_documentation = mkDefault true;
+        auto_signature_help = mkDefault false;
+        show_signature_help_after_edits = mkDefault false;
+        inline_code_actions = mkDefault true;
+        lsp_document_colors = mkDefault "inlay";
+        completion_menu_scrollbar = mkDefault "system";
+        colorize_brackets = mkDefault true;
+
+        diagnostics_max_severity = mkDefault "all";
+        diagnostics = mkDefault {
+          button = true;
+          include_warnings = false;
+          inline = {enabled = true;};
+        };
+
+        edit_predictions = mkDefault {
+          provider = "copilot";
+          mode = "eager";
+          enabled_in_text_threads = true;
+        };
+        show_edit_predictions = mkDefault true;
+
+        load_direnv = mkDefault "shell_hook";
+        double_click_in_multibuffer = mkDefault "open";
+
+        file_finder = mkDefault {
+          file_icons = true;
+          modal_max_width = "small";
+          git_status = true;
+          include_ignored = "smart";
+        };
+
+        project_panel = mkDefault {
+          button = true;
+          default_width = 240;
+          dock = "right";
+          entry_spacing = "standard";
+          file_icons = true;
+          folder_icons = true;
+          git_status = true;
+          indent_size = 16;
+          auto_reveal_entries = true;
+          auto_fold_dirs = true;
+          bold_folder_labels = false;
+          sticky_scroll = true;
+          drag_and_drop = true;
+          scrollbar = {show = null;};
+          show_diagnostics = "errors";
+          indent_guides = {show = "always";};
+          sort_mode = "directories_first";
+          hide_root = false;
+          hide_hidden = false;
+        };
+        git_panel = mkDefault {
+          tree_view = true;
+          button = true;
+          dock = "right";
+          status_style = "label_color";
+          fallback_branch_name = "main";
+          sort_by_path = false;
+          collapse_untracked_diff = false;
+          scrollbar = {show = null;};
+        };
+        terminal = mkDefault {
+          toolbar = {breadcrumbs = false;};
+          dock = "bottom";
+          button = true;
+          blinking = "terminal_controlled";
+          cursor_shape = "block";
+          env = {};
+          scrollbar = {show = null;};
+          font_family = "MesloLGSDZ Nerd Font Mono";
+          max_scroll_history_lines = 10000;
+        };
+        collaboration_panel = mkDefault {
+          dock = "right";
+          button = true;
+        };
+        outline_panel = mkDefault {
+          dock = "right";
+          button = false;
+        };
+        notification_panel = mkDefault {button = false;};
+        debugger = mkDefault {button = false;};
+
+        prettier = mkDefault {allowed = true;};
+        languages = mkDefault {
+          "Plain Text" = {show_edit_predictions = false;};
+          "JavaScript" = {
+            tab_size = 2;
+            formatter = {
+              external = {
+                command = "prettier";
+                arguments = ["--stdin-filepath" "{buffer_path}"];
+              };
+            };
+            format_on_save = "on";
+          };
+          "Nix" = {
+            language_servers = ["nil" "!nixd"];
+            formatter = {
+              external = {
+                command = "alejandra";
+                arguments = ["--quiet" "--"];
+              };
+            };
+          };
+        };
+        lsp = mkDefault {
+          eslint = {
+            settings = {
+              workingDirectory = {mode = "auto";};
+            };
+          };
+          nil = {
+            settings = {
+              nil = {
+                nix = {
+                  flake = {
+                    autoArchive = true;
+                  };
+                };
+              };
+            };
+          };
+        };
+
+        agent_servers = mkDefault {
+          "claude-acp" = {type = "registry";};
+        };
+
+        agent = mkDefault {
+          dock = "left";
+          enable_feedback = false;
+          default_model = {
+            provider = "anthropic";
+            model = "claude-sonnet-4-6-1m-context-thinking-latest";
+            enable_thinking = true;
+          };
+          favorite_models = [];
+          model_parameters = [];
+          commit_message_model = {
+            provider = "anthropic";
+            model = "claude-sonnet-4-6-latest";
+          };
+        };
+      };
+    })
+
+    (mkIf cfg.enable {
+      homebrew.casks = ["zed"];
+
+      home-manager.users.${username} = {
+        xdg.configFile =
+          {
+            "zed/settings.json".source = jsonFormat.generate "zed-settings" cfg.settings;
+          }
+          // mapAttrs' (name: src:
+            nameValuePair "zed/themes/${name}" {source = src;})
+          cfg.themes;
+      };
+    })
+  ];
+}