discard building from base

due to the bug in common-utils
devcontainers/features#647

avd-containers/dev/.devcontainer/Dockerfile

@@ -1 +1,19 @@
-FROM ghcr.io/ankudinov/avd-devcontainer/base:v4.1.0
+# FROM ghcr.io/ankudinov/avd-devcontainer/base:v4.1.0
+
+ARG VARIANT=3.11-slim-bullseye
+FROM python:${VARIANT}
+
+# install essential tools
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends \
+    make \
+    git \
+    && rm -rf /var/lib/apt/lists/* \
+    && rm -Rf /usr/share/doc && rm -Rf /usr/share/man \
+    && apt-get clean
+
+# add entrypoint script
+COPY ./entrypoint.sh /bin/entrypoint.sh
+RUN chmod +x /bin/entrypoint.sh
+# use ENTRYPOINT instead of CMD to ensure that entryscript is always executed
+ENTRYPOINT [ "/bin/entrypoint.sh" ]