# syntax=docker/dockerfile:1
ARG PG_VERSION=18

# =============================================================================
# Builder stage - Compile TimescaleDB
# =============================================================================
FROM tensorchord/vchord-postgres:pg${PG_VERSION}-v1.0.0 AS builder

USER root

# Install build dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    git \
    build-essential \
    cmake \
    libssl-dev \
    libkrb5-dev \
    postgresql-server-dev-$PG_MAJOR \
    && rm -rf /var/lib/apt/lists/*

# Build TimescaleDB from source (stable release)
ARG TIMESCALEDB_VERSION=2.24.0
WORKDIR /build/timescaledb
RUN git clone --branch ${TIMESCALEDB_VERSION} --depth 1 https://github.com/timescale/timescaledb.git . \
    && ./bootstrap -DREGRESS_CHECKS=OFF -DWARNINGS_AS_ERRORS=OFF \
    && cd build && make -j$(nproc) && make install DESTDIR=/tmp/timescaledb

# =============================================================================
# Final stage - Clean runtime image
# =============================================================================
FROM tensorchord/vchord-postgres:pg${PG_VERSION}-v1.0.0 AS final

# OCI Labels
LABEL org.opencontainers.image.title="TimescaleDB + VectorChord + pgvector"
LABEL org.opencontainers.image.description="PostgreSQL with TimescaleDB, VectorChord, and pgvector extensions pre-installed"
LABEL org.opencontainers.image.source="https://gitea.killinger.fr/maxime.killinger/postgres-ts-vectors"
LABEL org.opencontainers.image.vendor="Maxime Killinger"
LABEL org.opencontainers.image.licenses="Apache-2.0"
LABEL org.opencontainers.image.base.name="tensorchord/vchord-postgres:pg${PG_VERSION}-v1.0.0"

# Copy TimescaleDB from builder
COPY --from=builder /tmp/timescaledb/usr/lib/postgresql/ /usr/lib/postgresql/
COPY --from=builder /tmp/timescaledb/usr/share/postgresql/ /usr/share/postgresql/

# Add init script for auto-extension creation
COPY init-extensions.sh /docker-entrypoint-initdb.d/
RUN chmod +x /docker-entrypoint-initdb.d/init-extensions.sh

# Healthcheck
HEALTHCHECK --interval=30s --timeout=5s --start-period=60s --retries=3 \
    CMD pg_isready -U postgres || exit 1

USER postgres

# Preload required libraries
CMD ["postgres", "-c", "shared_preload_libraries=timescaledb,vchord"]