Update Dockerfile

Dockerfile

@@ -1,10 +1,18 @@
 FROM python:3.10-slim
 
-# 安装系统级包（OCR）
-RUN apt-get update && \
-    apt-get install -y tesseract-ocr && \
-    apt-get clean && \
-    rm -rf /var/lib/apt/lists/*
+# 安装 OCR 系统包
+RUN apt-get update && apt-get install -y tesseract-ocr && apt-get clean && rm -rf /var/lib/apt/lists/*
+
+# 设置上传路径的权限
+ENV STREAMLIT_SERVER_HEADLESS=true
+ENV STREAMLIT_SERVER_ENABLECORS=false
+ENV STREAMLIT_SERVER_MAXUPLOADSIZE=200
+ENV STREAMLIT_SERVER_PORT=7860
+ENV STREAMLIT_SERVER_FILEWATCHER_TYPE=none
+
+# 重要：显式指定临时文件上传目录
+ENV TMPDIR=/tmp
+RUN chmod -R 777 /tmp
 
 WORKDIR /app
 
@@ -14,9 +22,3 @@ RUN pip install -r requirements.txt
 COPY . .
 
 CMD ["streamlit", "run", "app.py", "--server.port=7860", "--server.address=0.0.0.0"]
-
-ENV STREAMLIT_SERVER_FILEWATCHER_TYPE=none
-ENV STREAMLIT_SERVER_HEADLESS=true
-ENV STREAMLIT_SERVER_ENABLECORS=false
-ENV STREAMLIT_SERVER_ENABLEWEBSOCKETCOMPRESSION=false
-ENV STREAMLIT_SERVER_MAXUPLOADSIZE=200