feat: add current commit to footer

config/footer.config.ts

@@ -1,4 +1,15 @@
 import type { Footer } from "@docusaurus/theme-common";
+import { execSync } from "child_process";
+import { Icon } from "@iconify/react";
+
+let currentCommit: string;
+try {
+  currentCommit = execSync('git rev-parse HEAD')
+    .toString().slice(0, 7).trim();
+} catch (error) {
+  console.error('Failed to get the current commit:', error);
+  currentCommit = 'unknown';
+}
 
 const footer: Footer = {
   style: "dark",
@@ -47,7 +58,7 @@ const footer: Footer = {
       ],
     },
   ],
-  copyright: `Copyright © ${new Date().getFullYear()} PaperMC and Contributors. Built with Docusaurus.`,
+  copyright: `Copyright © ${new Date().getFullYear()} PaperMC and Contributors. Built with Docusaurus.<br><Icon icon="mdi:archive" /> <a href="https://github.com/PaperMC/docs/">PaperMC/docs</a> @ <a href="https://github.com/PaperMC/docs/commit/${currentCommit}">${currentCommit}</a>`,
 };
 
 export default footer;