add donate info

src/utils/donate.ts

@@ -0,0 +1,19 @@
+import { yellow } from 'colorette';
+import * as boxen from 'boxen';
+import * as terminalLink from 'terminal-link';
+
+const url = 'https://donate.biesbjerg.com';
+const text = `
+If this tool saves you time, please consider making a
+donation towards the continued maintainence and development:
+
+${yellow(terminalLink(url, url))}
+`;
+
+export const donateMessage = boxen(text.trim(), {
+	padding: 1,
+	margin: 0,
+	borderColor: 'yellow',
+	backgroundColor: 'black',
+	dimBorder: true
+});