# Custom PostgreSQL 15 image with pgvector extension
# Based on CNPG's official image - must preserve OS user, entrypoint, and PGDATA
FROM ghcr.io/cloudnative-pg/postgresql:15.2

# pgvector version (latest stable as of 2026-05)
ARG PGVECTOR_VERSION=0.8.0

# Install build dependencies for compiling pgvector from source
RUN apt-get update && \
    apt-get install -y --no-install-recommends \
        build-essential \
        git \
        && \
    cd /tmp && \
    git clone --branch "v${PGVECTOR_VERSION}" --depth 1 https://github.com/pgvector/pgvector.git && \
    cd pgvector && \
    make && \
    make install && \
    apt-get remove -y build-essential git && \
    apt-get autoremove -y && \
    apt-get clean && \
    rm -rf /var/lib/apt/lists/* /tmp/pgvector

# Verify pgvector is installed
RUN pg_config --version && \
    ls -la /usr/lib/postgresql/*/lib/vector.so

# CNPG requirements: same OS user (1000), same entrypoint, same PGDATA
# The base image already sets these correctly, so no changes needed.