feat: Implement shortcut for DevChat input focus

- Added keybindings for DevChat input focus shortcut
- Implemented focusHandler to focus on DevChat input upon shortcut

package.json

@@ -2,7 +2,7 @@
 	"name": "devchat",
 	"displayName": "DevChat",
 	"description": "Write prompts, not code",
-	"version": "0.1.55",
+	"version": "0.1.65",
 	"icon": "assets/devchat.png",
 	"publisher": "merico",
 	"engines": {
@@ -670,6 +670,13 @@
 				"category": "DevChat"
 			}
 		],
+		"keybindings": [
+			{
+				"command": "devchat.openChatPanel",
+				"key": "ctrl+shift+/",
+				"mac": "cmd+shift+/"
+			}
+		],
 		"menus": {
 			"editor/title": [
 				{

src/contributes/commands.ts

@@ -17,6 +17,7 @@ import DevChat from "../toolwrapper/devchat";
 import { createEnvByConda, createEnvByMamba } from '../util/python_installer/app_install';
 import { installRequirements } from '../util/python_installer/package_install';
 import { chatWithDevChat } from '../handler/chatHandler';
+import { focusDevChatInput } from '../handler/focusHandler';
 
 const readdir = util.promisify(fs.readdir);
 const stat = util.promisify(fs.stat);
@@ -42,6 +43,7 @@ async function copyDirectory(src: string, dest: string): Promise<void> {
 function registerOpenChatPanelCommand(context: vscode.ExtensionContext) {
 	let disposable = vscode.commands.registerCommand('devchat.openChatPanel', async () => {
 		await vscode.commands.executeCommand('devchat-view.focus');
+		await focusDevChatInput(ExtensionContextHolder.provider?.view()!);
 	});
 	context.subscriptions.push(disposable);
 }

src/handler/focusHandler.ts

@@ -0,0 +1,10 @@
+import * as vscode from 'vscode';
+import { MessageHandler } from './messageHandler';
+
+
+export async function focusDevChatInput(panel: vscode.WebviewPanel|vscode.WebviewView): Promise<void> {
+    const inputFocusMessage = {"command": "focusDevChatInput"};
+    if (panel) {
+        MessageHandler.sendMessage(panel, inputFocusMessage);
+    }
+}