# ====================================================
# 基于官方 PostgreSQL 18.1 镜像 + pgvector 扩展
# ====================================================

FROM postgres:18.1

# 设置维护者信息
LABEL maintainer="st-dev@example.com"
LABEL description="PostgreSQL 18.1 with pgvector extension"

# 安装依赖
RUN apt-get update && \
    apt-get install -y --no-install-recommends \
    build-essential \
    git \
    postgresql-server-dev-18 \
    ca-certificates && \
    rm -rf /var/lib/apt/lists/*

# 安装 pgvector 扩展
RUN cd /tmp && \
    git clone --branch v0.7.4 https://github.com/pgvector/pgvector.git && \
    cd pgvector && \
    make && \
    make install && \
    cd / && \
    rm -rf /tmp/pgvector

# 清理
RUN apt-get purge -y --auto-remove build-essential git postgresql-server-dev-18 && \
    apt-get clean && \
    rm -rf /var/lib/apt/lists/*

# 设置时区
ENV TZ=Asia/Shanghai
RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone

# 暴露端口
EXPOSE 5432

# 使用默认的 PostgreSQL 入口点
CMD ["postgres"]