feat: instroduce reset command

- change stop command from 'r' to 's' for better clarity
- add reset command 'r' to the terminal help
- ensure pomodoro settings are sent correctly on reset command

🤖

internal/notifications/terminal.go

@@ -43,5 +43,5 @@ func TerminalOutput() {
 
 	//footer
 	fmt.Printf(strings.Repeat("\n", 3))
-	color.White("space: start/pause/resume • r: stop • q: quit")
+	color.White("space: start/pause/resume • s: stop • r: reset pomodoro • q: quit")
 }