feat: 添加“关于”页面到命令树，注册相关命令

Author: BernardXiong

src/dock.ts

@@ -38,7 +38,16 @@ class CmdTreeDataProvider implements vscode.TreeDataProvider<vscode.TreeItem> {
                 arguments: [],
             };
 
-            return [createProject, rtSetting];
+            let about = new vscode.TreeItem("About", vscode.TreeItemCollapsibleState.None);
+            about.iconPath = new vscode.ThemeIcon("info");
+            about.label = "About";
+            about.command = {
+                command: "extension.showAbout",
+                title: "show about page",
+                arguments: [],
+            }
+
+            return [createProject, rtSetting, about];
         }
 
         if (!element) {

src/extension.ts

@@ -85,9 +85,6 @@ export async function activate(context: vscode.ExtensionContext) {
             initOnDidChangeListener(context);
 
             // register commands
-            vscode.commands.registerCommand('extension.showAbout', () => {
-                openAboutWebview(context);
-            });
             vscode.commands.registerCommand('extension.executeCommand', (arg1, arg2) => {
                 if (arg1)
                 {
@@ -110,11 +107,13 @@ export async function activate(context: vscode.ExtensionContext) {
     vscode.commands.registerCommand('extension.showSetting', () => {
         openSettingWebview(context);
     });
-    
     vscode.commands.registerCommand('extension.showCreateProject', () => {
         openCreateProjectWebview(context);
     });
-    
+    vscode.commands.registerCommand('extension.showAbout', () => {
+        openAboutWebview(context);
+    });
+
     if (isRTThreadWorksapce) {
         vscode.commands.registerCommand('extension.showWorkspaceSettings', () => {
             openWorkspaceProjectsWebview(context);