Update app.py

app.py

@@ -12,13 +12,25 @@ from typing import Iterable
 from gradio.themes import Soft
 from gradio.themes.utils import colors, fonts, sizes
 
-# 自动安装 Playwright 浏览器（如果不存在）
-try:
-    import playwright
-    # 检查是否已经安装了浏览器，没有则下载
-    subprocess.run(["playwright", "install", "chromium"], check=True)
-except Exception as e:
-    print(f"Playwright setup failed: {e}")
+
+import threading
+import subprocess
+# ==========================================
+# --- 🌐 异步安装 Playwright 浏览器 ---
+# ==========================================
+def setup_playwright():
+    """在后台静默安装 Playwright，防止阻塞 Gradio 启动导致 HF 500 超时"""
+    try:
+        import playwright
+        print("⏳ [System] Downloading Playwright Chromium in background...")
+        # 增加 --with-deps 尝试安装系统级依赖 (虽然在非 root 容器可能失效，但有备无患)
+        subprocess.run(["playwright", "install", "chromium"], check=True)
+        print("✅ [System] Playwright browsers ready.")
+    except Exception as e:
+        print(f"❌ [System] Playwright setup failed: {e}")
+
+# 这一步非常关键：启动一个后台守护线程去下载，主进程直接往下走！
+threading.Thread(target=setup_playwright, daemon=True).start()
 
 # ==========================================
 # --- 📁 全局目录配置 (修改为 Session 基础目录) ---
@@ -682,4 +694,4 @@ with gr.Blocks(theme=purple_theme, css=custom_css) as demo:
 
 if __name__ == "__main__":
     # 并发放宽至 5
-    demo.queue(default_concurrency_limit=5).launch(server_name="0.0.0.0", ssr=False)
+    demo.queue(default_concurrency_limit=5).launch()