zed-editor: add installRemoteServer option

modules/programs/zed-editor.nix

@@ -80,6 +80,21 @@ in {
           Use the name of a repository in the [extension list](https://github.com/zed-industries/extensions/tree/main/extensions).
         '';
       };
+
+      installRemoteServer = mkOption {
+        type = types.bool;
+        default = false;
+        example = true;
+        description = ''
+          Whether to symlink the Zed's remote server binary to the expected
+          location. This allows remotely connecting to this system from a
+          distant Zed client.
+
+          For more information, consult the
+          ["Remote Server" section](https://wiki.nixos.org/wiki/Zed#Remote_Server)
+          in the wiki.
+        '';
+      };
     };
   };
 
@@ -101,6 +116,15 @@ in {
     else
       [ cfg.package ];
 
+    home.file = mkIf (cfg.installRemoteServer && (cfg.package ? remote_server))
+      (let
+        inherit (cfg.package) version remote_server;
+        binaryName = "zed-remote-server-stable-${version}";
+      in {
+        ".zed_server/${binaryName}".source =
+          lib.getExe' remote_server binaryName;
+      });
+
     xdg.configFile."zed/settings.json" = (mkIf (mergedSettings != { }) {
       source = jsonFormat.generate "zed-user-settings" mergedSettings;
     });

tests/modules/programs/zed-editor/default.nix

@@ -1,5 +1,6 @@
 {
   zed-extensions = ./extensions.nix;
+  zed-install-remote-server = ./install-remote-server.nix;
   zed-keymap = ./keymap.nix;
   zed-settings = ./settings.nix;
 }

tests/modules/programs/zed-editor/install-remote-server.nix

@@ -0,0 +1,20 @@
+{ config, ... }:
+
+{
+  programs.zed-editor = {
+    enable = true;
+    package = config.lib.test.mkStubPackage { version = "57"; } // {
+      remote_server = config.lib.test.mkStubPackage {
+        buildScript = ''
+          mkdir -p $out/bin
+          touch $out/bin/zed-remote-server-stable-57
+        '';
+      };
+    };
+    installRemoteServer = true;
+  };
+
+  nmt.script = ''
+    assertFileExists "home-files/.zed_server/zed-remote-server-stable-57"
+  '';
+}