feat: add Cmd+R/Ctrl+R keyboard shortcut for new task

- Added keybinding configuration in package.json for roo-cline.newTask command
- Created utility function to detect OS and format keyboard shortcuts
- Updated ChatView.tsx to display keyboard shortcut in tooltip
- Shortcut shows as ⌘R on Mac and Ctrl+R on Windows/Linux

src/package.json

@@ -312,6 +312,15 @@
 				"label": "%views.terminalMenu.label%"
 			}
 		],
+		"keybindings": [
+			{
+				"command": "roo-cline.newTask",
+				"key": "cmd+r",
+				"mac": "cmd+r",
+				"win": "ctrl+r",
+				"linux": "ctrl+r"
+			}
+		],
 		"configuration": {
 			"title": "%configuration.title%",
 			"properties": {

webview-ui/src/components/chat/ChatView.tsx

@@ -9,6 +9,7 @@ import { LRUCache } from "lru-cache"
 
 import { useDebounceEffect } from "@src/utils/useDebounceEffect"
 import { appendImages } from "@src/utils/imageUtils"
+import { getNewTaskShortcut } from "@src/utils/keyboardShortcuts"
 
 import type { ClineAsk, ClineMessage } from "@roo-code/types"
 
@@ -1897,7 +1898,7 @@ const ChatViewComponent: React.ForwardRefRenderFunction<ChatViewRef, ChatViewPro
 															: primaryButtonText === t("chat:runCommand.title")
 																? t("chat:runCommand.tooltip")
 																: primaryButtonText === t("chat:startNewTask.title")
-																	? t("chat:startNewTask.tooltip")
+																	? `${t("chat:startNewTask.tooltip")} (${getNewTaskShortcut()})`
 																	: primaryButtonText === t("chat:resumeTask.title")
 																		? t("chat:resumeTask.tooltip")
 																		: primaryButtonText ===
@@ -1923,7 +1924,7 @@ const ChatViewComponent: React.ForwardRefRenderFunction<ChatViewRef, ChatViewPro
 												isStreaming
 													? t("chat:cancel.tooltip")
 													: secondaryButtonText === t("chat:startNewTask.title")
-														? t("chat:startNewTask.tooltip")
+														? `${t("chat:startNewTask.tooltip")} (${getNewTaskShortcut()})`
 														: secondaryButtonText === t("chat:reject.title")
 															? t("chat:reject.tooltip")
 															: secondaryButtonText === t("chat:terminate.title")

webview-ui/src/utils/keyboardShortcuts.ts

@@ -0,0 +1,30 @@
+/**
+ * Utility functions for handling keyboard shortcuts
+ */
+
+/**
+ * Detects the operating system and returns the appropriate keyboard shortcut format
+ * @param commandKey The command key (e.g., "r")
+ * @returns Formatted keyboard shortcut (e.g., "⌘R" for Mac, "Ctrl+R" for others)
+ */
+export function getKeyboardShortcut(commandKey: string): string {
+	// Check if we're on macOS
+	const isMac =
+		navigator.platform.toUpperCase().indexOf("MAC") >= 0 || navigator.userAgent.toUpperCase().indexOf("MAC") >= 0
+
+	if (isMac) {
+		// Use ⌘ symbol for Mac
+		return `⌘${commandKey.toUpperCase()}`
+	} else {
+		// Use Ctrl for Windows/Linux
+		return `Ctrl+${commandKey.toUpperCase()}`
+	}
+}
+
+/**
+ * Gets the formatted keyboard shortcut for the new task command
+ * @returns Formatted keyboard shortcut
+ */
+export function getNewTaskShortcut(): string {
+	return getKeyboardShortcut("r")
+}