feat(docs): migrate documentation site into monorepo (#5912)

apps/docs/src/tools/array.ts

@@ -0,0 +1,7 @@
+export const splitToNChunks = <T>(array: T[], chunks: number): T[][] => {
+  const result: T[][] = [];
+  for (let i = chunks; i > 0; i--) {
+    result.push(array.splice(0, Math.ceil(array.length / i)));
+  }
+  return result;
+};