Simplify backend build. Rely on wheels from packages

rsconcept/backend/Dockerfile

@@ -15,7 +15,6 @@ RUN apt-get update -qq && \
     add-apt-repository -y ppa:ubuntu-toolchain-r/test && \
     apt-get install -y --no-install-recommends \
         python3.12 \
-        python3.12-dev \
         libstdc++6 && \
     curl -sS https://bootstrap.pypa.io/get-pip.py | python3.12 && \
     python3.12 -m pip install --upgrade pip && \
@@ -32,25 +31,6 @@ FROM python-base as builder
 ENV PYTHONDONTWRITEBYTECODE 1
 ENV PYTHONUNBUFFERED 1
 
-# Setup additional dev tools
-RUN apt-get update -qq && \
-    apt-get full-upgrade -y && \
-    apt-get install -y --no-install-recommends \
-        software-properties-common \
-        build-essential && \
-    rm -rf /var/lib/apt/lists/*
-
-# Add GCC compiler
-ARG GCC_VER="13"
-RUN add-apt-repository -y ppa:ubuntu-toolchain-r/test && \
-    apt-get update -qq && \
-    apt-get install -y --no-install-recommends \
-        gcc-${GCC_VER} \
-        g++-${GCC_VER} && \
-    update-alternatives --install /usr/bin/gcc gcc $(which gcc-${GCC_VER}) 100 && \
-    update-alternatives --install /usr/bin/g++ g++ $(which g++-${GCC_VER}) 100 && \
-    rm -rf /var/lib/apt/lists/*
-
 COPY ./requirements.txt ./
 RUN python3.12 -m pip wheel \
         --no-cache-dir --no-deps \

rsconcept/backend/requirements.txt

@@ -7,7 +7,7 @@ drf-spectacular==0.27.2
 coreapi==2.3.3
 django-rest-passwordreset==1.4.0
 cctext==0.1.3
-pyconcept==0.1.1
+pyconcept==0.1.2
 
 psycopg2-binary==2.9.9
 gunicorn==22.0.0