Add doc for dev image (#2641)

Add doc for dev image

### Type of change

- [x] Documentation Update

---------

Co-authored-by: writinwaters <93570324+writinwaters@users.noreply.github.com>

download_deps.py

@@ -0,0 +1,24 @@
+#!/usr/bin/env python3
+
+from huggingface_hub import snapshot_download
+import os
+
+repos = [
+    "InfiniFlow/text_concat_xgb_v1.0",
+    "InfiniFlow/deepdoc",
+    "BAAI/bge-large-zh-v1.5",
+    "BAAI/bge-reranker-v2-m3",
+    "maidalun1020/bce-embedding-base_v1",
+    "maidalun1020/bce-reranker-base_v1",
+]
+
+
+def download_model(repo_id):
+    local_dir = os.path.join("huggingface.io", repo_id)
+    os.makedirs(local_dir, exist_ok=True)
+    snapshot_download(repo_id=repo_id, local_dir=local_dir)
+
+
+if __name__ == "__main__":
+    for repo_id in repos:
+        download_model(repo_id)