fix: add redirect for docs/installation (#660)

Author: davemooreuws

next.config.mjs

@@ -271,6 +271,12 @@ const nextConfig = {
         basePath: false,
         permanent: true,
       },
+      {
+        source: '/docs/installation',
+        destination: '/docs/get-started/installation',
+        basePath: false,
+        permanent: true,
+      },
       {
         source: '/docs/guides/getting-started/installation',
         destination: '/docs/get-started/installation',