Added dockerfile with postgres debug build (#233)

* Added dockerfile with postgres debug build

* Use prepublished image of postgres debug

* Update comment

* Change dockerfile dev to use postgres debug image

* Update comment

Dockerfile.dev

@@ -1,30 +1,23 @@
-ARG VERSION=16
+ARG VERSION=15
 ARG PGVECTOR_VERSION=0.5.0
-ARG IMAGE_TAG=$VERSION-bookworm
 
-FROM postgres:$IMAGE_TAG
-ARG VERSION
+# If you want to build the base image for different versions
+# Refer to the base image Dockerfile here https://github.com/var77/postgres-docker-debug
+# To use GDB inside container run docker like this:
+# docker build . -t lantern-dev
+# docker run --cap-add=SYS_PTRACE -p 5433:5432 -d --name lantern-dev lantern-dev
+# Then exec to it docker exec -ti lantern-dev bash
+# sudo su
+# gdb -p $pid_of_pg_backend
+
+FROM varik77/postgres:$VERSION-debug
 ARG PGVECTOR_VERSION
 
 WORKDIR /lantern
 
-RUN apt update \
-    # Fix the locales package version to prevent unexpected updates
-    && apt-mark hold locales \
-    && apt install -y --no-install-recommends \
-       build-essential \
-       cmake \
-       postgresql-server-dev-$VERSION \
-       gdb \
-       wget \
-       python3-pip \
-       python3-dev \
-       sudo \
-       curl \
-       git-all \
-       tmux \
-       clang-format \
-    && pip install GitPython libtmux --break-system-packages && \
+USER root
+ENV DEBIAN_FRONTEND=noninteractive
+RUN pip install GitPython libtmux  && \
     wget -O pgvector.tar.gz https://github.com/pgvector/pgvector/archive/refs/tags/v${PGVECTOR_VERSION}.tar.gz && \
     tar xzf pgvector.tar.gz && \
     cd pgvector-${PGVECTOR_VERSION} && \
@@ -43,7 +36,9 @@ RUN rm -rf build \
 RUN mkdir build/lantern \
     && git clone https://github.com/lanterndata/benchmark build/benchmark \
     && cd build/benchmark \
-    && pip install -r core/requirements.txt --break-system-packages \
-    && pip install -r external/requirements.txt --break-system-packages
-ENV DATABASE_URL=postgres://postgres:postgres@localhost:5432/postgres
-ENV LANTERN_DATABASE_URL=postgres://postgres:postgres@localhost:5432/postgres
+    && pip install -r core/requirements.txt \
+    && pip install -r external/requirements.txt
+ENV DATABASE_URL=postgres://postgres@localhost:5432/postgres
+ENV LANTERN_DATABASE_URL=postgres://postgres@localhost:5432/postgres
+
+USER postgres