FROM python:3.11-slim

LABEL maintainer="AI DevOps Assistant"
LABEL description="Gitea Actions Queue Exporter for Prometheus"

WORKDIR /app

# 安装依赖
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# 复制代码
COPY exporter.py .

# 设置环境变量
ENV GITEA_URL=http://192.168.1.83:33000
ENV EXPORTER_PORT=9999
ENV SCRAPE_INTERVAL=15

# 暴露端口
EXPOSE 9999

# 健康检查
HEALTHCHECK --interval=30s --timeout=5s --start-period=10s --retries=3 \
    CMD python -c "import urllib.request; urllib.request.urlopen('http://localhost:9999/metrics')"

# 运行
CMD ["python", "-u", "exporter.py"]
