feat: add admin dashboard, pipeline service, lightbox, and update dependencies

app/services/pdf_downloader.py

@@ -1,10 +1,9 @@
-"""PDF 下载与源码下载 — 从 arXiv 下载论文 PDF 和 LaTeX 源码包。"""
+"""PDF 下载 — 从 arXiv 下载论文 PDF。"""
 
 from __future__ import annotations
 
 import logging
 import shutil
-import zipfile
 from pathlib import Path
 
 from app.utils import PAPERS_DIR, TMP_DIR, make_http_client
@@ -54,44 +53,6 @@ async def download_pdf(arxiv_id: str, pdf_url: str) -> Path:
     return dest
 
 
-# ── 源码下载 ────────────────────────────────────────────────────────────
-
-
-async def download_source_zip(arxiv_id: str, source_url: str, dest_dir: Path) -> None:
-    """下载 arXiv 源码并解压。"""
-    dest_dir.mkdir(parents=True, exist_ok=True)
-    zip_path = tmp_dir(arxiv_id) / "source.zip"
-
-    try:
-        async with make_http_client(follow_redirects=True) as client:
-            resp = await client.get(source_url)
-            resp.raise_for_status()
-            zip_path.write_bytes(resp.content)
-    except Exception as exc:
-        logger.debug("Failed to download source for %s: %s", arxiv_id, exc)
-        return
-
-    try:
-        with zipfile.ZipFile(zip_path, "r") as zf:
-            zf.extractall(dest_dir)
-        logger.debug("Extracted source for %s", arxiv_id)
-    except zipfile.BadZipFile:
-        # 可能是 tar.gz
-        import tarfile
-
-        try:
-            with tarfile.open(zip_path, "r:*") as tf:
-                tf.extractall(dest_dir, filter="data")
-            logger.debug("Extracted source (tar) for %s", arxiv_id)
-        except Exception:
-            logger.warning("Cannot extract source for %s", arxiv_id)
-    except Exception:
-        logger.warning("Cannot extract source for %s", arxiv_id, exc_info=True)
-    finally:
-        if zip_path.exists():
-            zip_path.unlink()
-
-
 # ── 临时文件清理 ────────────────────────────────────────────────────────