docs: fix api-reference with proxy (#7952)

www/apps/api-reference/app/api/base-specs/route.ts

@@ -1,37 +0,0 @@
-import { NextResponse } from "next/server"
-import path from "path"
-import OpenAPIParser from "@readme/openapi-parser"
-import getPathsOfTag from "@/utils/get-paths-of-tag"
-import type { ExpandedDocument } from "@/types/openapi"
-
-export async function GET(request: Request) {
-  const { searchParams } = new URL(request.url)
-  const area = searchParams.get("area")
-  const expand = searchParams.get("expand")
-  if (area !== "admin" && area !== "store") {
-    return NextResponse.json(
-      {
-        success: false,
-        message: `area ${area} is not allowed`,
-      },
-      {
-        status: 400,
-      }
-    )
-  }
-  const baseSpecs = (await OpenAPIParser.parse(
-    path.join(process.cwd(), "specs", area, "openapi.yaml")
-  )) as ExpandedDocument
-
-  if (expand) {
-    const paths = await getPathsOfTag(expand, area)
-    if (paths) {
-      baseSpecs.expandedTags = {}
-      baseSpecs.expandedTags[expand] = paths.paths
-    }
-  }
-
-  return NextResponse.json(baseSpecs, {
-    status: 200,
-  })
-}