[docs] Add ability to redirect based on input path.

builddefs/docsgen/.vitepress/theme/QMKLayout.vue

@@ -2,11 +2,23 @@
 import DefaultTheme from 'vitepress/theme'
 import { useRouter } from 'vitepress'
 import { onBeforeMount } from 'vue';
+import aliases from "../../../../docs/_aliases.json";
+
 
 const router = useRouter()
 onBeforeMount(async () => {
-    if (window.location.href.includes('/#/')) {
-        const newUrl = window.location.href.replace(/\/#\//, '/').replace(/\?id=/, '#');
+    // Convert from docsify-style to vitepress-style URLs
+    let newUrl = window.location.href.replace(/\/#\//, '/').replace(/\?id=/, '#');
+
+    // Convert any aliases
+    let testUrl = new URL(newUrl);
+    if (testUrl.pathname in aliases) {
+        testUrl.pathname = aliases[testUrl.pathname];
+        newUrl = testUrl.toString();
+    }
+
+    // Redirect if required
+    if (newUrl != window.location.href) {
         window.history.replaceState({}, '', newUrl);
         await router.go(newUrl);
     }

docs/_aliases.json

@@ -0,0 +1,3 @@
+{
+    "/feature_audio": "/features/audio"
+}