新增了客户端打包成sdk的功能和服务端docker镜像打包的功能，并修复了一些问题

server/Dockerfile

@@ -0,0 +1,27 @@
+FROM python:3.12-slim
+
+ENV PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1
+
+WORKDIR /app
+
+RUN addgroup --system updateapp && adduser --system --ingroup updateapp updateapp
+
+COPY server/requirements.txt ./requirements.txt
+RUN pip install --no-cache-dir -r requirements.txt
+
+COPY server/main.py server/db.py server/minio_tool.py server/tables.sql ./
+COPY --chown=updateapp:updateapp client/admin.html ./admin.html
+
+RUN mkdir -p /data/uploads /data/upload_spool /run/secrets/update-keys \
+    && chown -R updateapp:updateapp /app /data \
+    && chmod 644 /app/admin.html
+
+USER updateapp
+
+EXPOSE 8000
+
+HEALTHCHECK --interval=15s --timeout=3s --start-period=10s --retries=3 \
+  CMD python -c "import urllib.request; urllib.request.urlopen('http://127.0.0.1:8000/health', timeout=2)"
+
+CMD ["python", "main.py"]