Helpful for doing redirects on pages that we drastically changed for MilMove Docusaurus

redirects-example.diff

M docs/backend/guides/_category_.json
@@ -1,5 +1,5 @@
 {
   "label": "Guides",
   "position": 3,
-  "collapsed": true
+  "collapsed": false
 }
M docusaurus.config.js
@@ -167,5 +167,20 @@ module.exports = {
   ],
   plugins: [
     require.resolve('@cmfcmf/docusaurus-search-local'),
+    [
+       '@docusaurus/plugin-client-redirects',
+       {
+         createRedirects: (existingPath) => {
+           if (existingPath === '/docs/backend/guides/how-to-handle-errors') {
+             return [
+               '/docs/backend/guides/handle-backend-errors',
+               '/docs/backend/guides/handle-backend-errors/',
+               '/docs/dev/contributing/backend/handle-backend-errors',
+               '/docs/dev/contributing/backend/handle-backend-errors/',
+             ];
+           }
+         },
+       }
+     ],
   ],
 };
M package.json
@@ -16,6 +16,7 @@
   "dependencies": {
     "@cmfcmf/docusaurus-search-local": "^0.6.6",
     "@docusaurus/core": "2.0.0-beta.5",
+    "@docusaurus/plugin-client-redirects": "2.0.0-beta.5",
     "@docusaurus/preset-classic": "2.0.0-beta.5",
     "@mdx-js/react": "^1.6.21",
     "@svgr/webpack": "^5.5.0",
M yarn.lock