Add zed://extension/{id} links (#34492)

Release Notes:

- Add zed://extension/{id} links to open the extensions UI with a
specific extension

crates/zed/src/main.rs

@@ -746,6 +746,23 @@ fn handle_open_request(request: OpenRequest, app_state: Arc<AppState>, cx: &mut
         return;
     }
 
+    if let Some(extension) = request.extension_id {
+        cx.spawn(async move |cx| {
+            let workspace = workspace::get_any_active_workspace(app_state, cx.clone()).await?;
+            workspace.update(cx, |_, window, cx| {
+                window.dispatch_action(
+                    Box::new(zed_actions::Extensions {
+                        category_filter: None,
+                        id: Some(extension),
+                    }),
+                    cx,
+                );
+            })
+        })
+        .detach_and_log_err(cx);
+        return;
+    }
+
     if let Some(connection_options) = request.ssh_connection {
         cx.spawn(async move |mut cx| {
             let paths: Vec<PathBuf> = request.open_paths.into_iter().map(PathBuf::from).collect();

crates/zed/src/zed/open_listener.rs

@@ -37,6 +37,7 @@ pub struct OpenRequest {
     pub join_channel: Option<u64>,
     pub ssh_connection: Option<SshConnectionOptions>,
     pub dock_menu_action: Option<usize>,
+    pub extension_id: Option<String>,
 }
 
 impl OpenRequest {
@@ -54,6 +55,8 @@ impl OpenRequest {
             } else if let Some(file) = url.strip_prefix("zed://ssh") {
                 let ssh_url = "ssh:/".to_string() + file;
                 this.parse_ssh_file_path(&ssh_url, cx)?
+            } else if let Some(file) = url.strip_prefix("zed://extension/") {
+                this.extension_id = Some(file.to_string())
             } else if url.starts_with("ssh://") {
                 this.parse_ssh_file_path(&url, cx)?
             } else if let Some(request_path) = parse_zed_link(&url, cx) {