Update Dockerfile

Dockerfile

@@ -1,17 +1,15 @@
-# 使用Python官方镜像
 FROM python:3.10-slim
 
-# 设置环境变量（正确语法）
-ENV HF_HOME=/model-cache \
-    PYTHONUNBUFFERED=1 \
-    PORT=7860
+# 设置全局环境变量
+ENV PYTHONUNBUFFERED=1 \
+    PATH="/home/appuser/.local/bin:${PATH}"
 
 # 安装系统依赖
 RUN apt-get update && \
     apt-get install -y --no-install-recommends gcc python3-dev && \
     rm -rf /var/lib/apt/lists/*
 
-# 创建非root用户
+# 创建应用用户
 RUN useradd -m appuser && \
     mkdir -p /model-cache && \
     chown -R appuser:appuser /model-cache
@@ -20,19 +18,14 @@ RUN useradd -m appuser && \
 USER appuser
 WORKDIR /app
 
-# 复制依赖文件
+# 安装Python依赖（全局安装）
 COPY requirements.txt .
-
-# 安装依赖并预下载模型
 RUN pip install --no-cache-dir --upgrade pip && \
-    pip install --no-cache-dir -r requirements.txt && \
-    python -c "from sentence_transformers import SentenceTransformer; SentenceTransformer('flax-sentence-embeddings/st-codesearch-distilroberta-base')"
+    pip install --no-cache-dir gunicorn==21.2.0 && \  # 显式安装gunicorn
+    pip install --no-cache-dir -r requirements.txt
 
 # 复制应用代码
 COPY app.py .
 
-# 暴露端口
 EXPOSE 7860
-
-# 启动命令
-CMD ["gunicorn", "--bind", "0.0.0.0:7860", "--timeout", "600", "app:app"]
+CMD ["gunicorn", "--bind", "0.0.0.0:7860", "app:app"]