fix: make static export work under php base path

scripts/prepare-static-basepath.mjs

@@ -0,0 +1,43 @@
+import fs from "node:fs"
+import path from "node:path"
+
+const OUT_DIR = path.resolve(process.cwd(), "out")
+const basePathRaw = process.env.NEXT_PUBLIC_BASE_PATH ?? "/rustfs/console"
+
+function normalizeBasePath(input) {
+  const value = String(input || "").trim()
+  if (!value || value === "/") return ""
+  return value.replace(/^\/+/, "").replace(/\/+$/, "")
+}
+
+function main() {
+  const basePath = normalizeBasePath(basePathRaw)
+  if (!basePath) {
+    console.log("[prepare-static-basepath] skipped: empty basePath")
+    return
+  }
+
+  if (!fs.existsSync(OUT_DIR)) {
+    console.log("[prepare-static-basepath] skipped: out directory not found")
+    return
+  }
+
+  const targetDir = path.join(OUT_DIR, basePath)
+  const firstSegment = basePath.split("/")[0]
+
+  fs.rmSync(targetDir, { recursive: true, force: true })
+  fs.mkdirSync(targetDir, { recursive: true })
+
+  for (const entry of fs.readdirSync(OUT_DIR)) {
+    if (entry === firstSegment) continue
+    fs.cpSync(path.join(OUT_DIR, entry), path.join(targetDir, entry), {
+      recursive: true,
+      force: true,
+      errorOnExist: false,
+    })
+  }
+
+  console.log(`[prepare-static-basepath] prepared ${targetDir}`)
+}
+
+main()