fix

app.py

@@ -55,7 +55,7 @@ RUNS_DIR = ROOT / "runs"              # all per-run workspaces live here
 RUNS_DIR.mkdir(parents=True, exist_ok=True)
 
 TIMEOUT_SECONDS = 1800  # 30 minutes
-RETENTION_HOURS = 12    # auto-clean runs older than N hours
+RETENTION_HOURS = 1    # auto-clean runs older than N hours
 
 # ---------------------
 # Utils
@@ -375,12 +375,12 @@ def run_pipeline(arxiv_url, pdf_file, openai_key, logo_files, meeting_logo_file,
         logo_files = [logo_files]
     logo_files = [f for f in logo_files if f]
 
-    if len(logo_files) == 0:
-        msg = "❌ You must upload at least one institutional logo (multiple allowed)."
-        logs.append(msg)
-        _write_logs(LOG_PATH, logs)
-        yield "\n".join(logs), None, ""
-        return
+    # if len(logo_files) == 0:
+    #     msg = "❌ You must upload at least one institutional logo (multiple allowed)."
+    #     logs.append(msg)
+    #     _write_logs(LOG_PATH, logs)
+    #     yield "\n".join(logs), None, ""
+    #     return
 
     # Save logos into run-local dir
     for item in LOGO_DIR.iterdir():

pipeline.py

@@ -326,8 +326,8 @@ if __name__ == '__main__':
 
         logo_dir = Path(args.logo_dir)
         logo_files = _list_logo_files(logo_dir)
-        if len(logo_files) == 0:
-            raise RuntimeError("❌ No logo files found in --logo_dir (must upload at least one).")
+        # if len(logo_files) == 0:
+        #     raise RuntimeError("❌ No logo files found in --logo_dir (must upload at least one).")
 
         template_dir = ROOT_DIR / "template"
         if template_dir.exists():
@@ -352,7 +352,7 @@ if __name__ == '__main__':
             im = Image.open(logo_files[0]).convert("RGBA")
             im.save(left_logo_path, format="PNG")
             print(f"🖼️  Single logo saved → {left_logo_path.relative_to(ROOT_DIR)}")
-        else:
+        elif len(logo_files) > 1:
             # 多图：拼接
             _compose_logos_horizontally(logo_files, left_logo_path, box_w=2000, box_h=476, gap=16)