docs: generate sidebar for main docs (#11139)

www/apps/book/utils/number-sidebar-items.mjs

@@ -1,58 +0,0 @@
-/**
- *
- * @param {import("@/types").SidebarItem[]} sidebarItems - The items to add numbers to their titles
- * @param {number[]} numbering - The current numbering level
- * @returns {import("@/types").SidebarItem[]} The modified sidebar items
- */
-export default function numberSidebarItems(sidebarItems, numbering = [1]) {
-  if (!numbering.length) {
-    numbering.push(1)
-  }
-  const isTopItems = numbering.length === 1
-  /** @type {import("@/types").SidebarItem[]} */
-  const numberedItems = []
-  /** @type {import("@/types").SidebarItem | undefined} */
-  let parentItem
-  sidebarItems.forEach((item, index) => {
-    if (item.type === "separator") {
-      ;(parentItem?.children || numberedItems).push(item)
-      return
-    }
-
-    // append current number to the item's title
-    item.number = `${numbering.join(".")}.`
-    item.chapterTitle = `${item.number} ${
-      item.chapterTitle?.trim() || item.title?.trim()
-    }`
-    item.title = item.title.trim()
-
-    if (isTopItems) {
-      // Add chapter category
-      numberedItems.push(
-        item.type === "category"
-          ? item
-          : {
-              type: "category",
-              title: item.chapterTitle,
-              children: [],
-              loaded: true,
-              initialOpen: false,
-            }
-      )
-
-      parentItem = numberedItems[numberedItems.length - 1]
-    }
-
-    if (item.children) {
-      item.children = numberSidebarItems(item.children, [...numbering, 1])
-    }
-
-    if (item.type !== "category" || !isTopItems) {
-      ;(parentItem?.children || numberedItems).push(item)
-    }
-
-    numbering[numbering.length - 1]++
-  })
-
-  return numberedItems
-}