Add settings to remote servers, use XDG paths on remote, and enable node LSPs (#19176)

Supersedes https://github.com/zed-industries/zed/pull/19166

TODO:
- [x] Update basic zed paths
- [x] update create_state_directory
- [x] Use this with `NodeRuntime`
- [x] Add server settings
- [x] Add an 'open server settings command'
- [x] Make sure it all works


Release Notes:

- Updated the actions `zed::OpenLocalSettings` and `zed::OpenLocalTasks`
to `zed::OpenProjectSettings` and `zed::OpenProjectTasks`.

---------

Co-authored-by: Conrad <conrad@zed.dev>
Co-authored-by: Richard <richard@zed.dev>

crates/welcome/src/base_keymap_setting.rs

@@ -96,6 +96,9 @@ impl Settings for BaseKeymap {
         if let Some(Some(user_value)) = sources.user.copied() {
             return Ok(user_value);
         }
+        if let Some(Some(server_value)) = sources.server.copied() {
+            return Ok(server_value);
+        }
         sources.default.ok_or_else(Self::missing_default)
     }
 }