Dockerfile.alpine

ARG BASE=postgres
ARG BASE_VERSION=13.3-alpine
FROM ${BASE}:${BASE_VERSION}

LABEL org.opencontainers.image.source="https://github.com/launchql/launchql"
ARG BASE
ARG BASE_VERSION
ARG PGVECTOR_REF="v0.8.1"
ENV BASE_VERSION=${BASE_VERSION}
ENV PGVECTOR_REF=${PGVECTOR_REF}

# Alpine build (kept as a backup variant)
RUN set -eux; \
    : "${BASE_VERSION:?BASE_VERSION not set}"; \
    apk add --no-cache --virtual .build-deps git build-base bash make curl ca-certificates; \
    LLVM_CFG=$(pg_config --configure | tr ' ' '\n' | sed -n 's/^LLVM_CONFIG=\(.*\)$/\1/p' | tr -d '\"\'\'' ); \
    [ -n "${LLVM_CFG}" ] || { echo "Server not built with LLVM (LLVM_CONFIG missing)" >&2; exit 1; }; \
    LLVM_VER=$(echo "${LLVM_CFG}" | sed -E 's#.*/llvm-?([0-9]+)/.*#\1#'); \
    [ -n "${LLVM_VER}" ] || { echo "Could not determine LLVM version from: ${LLVM_CFG}" >&2; exit 1; }; \
    apk add --no-cache --virtual .clang \
      "clang${LLVM_VER}" \
      "llvm${LLVM_VER}" \
      "llvm${LLVM_VER}-libs" \
      "llvm${LLVM_VER}-linker-tools"; \
    git clone --quiet --depth 1 --branch "${PGVECTOR_REF}" https://github.com/pgvector/pgvector.git; \
    cd pgvector && make && make install; \
    cd .. && rm -rf pgvector; \
    apk del .clang .build-deps