More tweaking on the devcontainer

.devcontainer/Dockerfile

@@ -3,17 +3,5 @@
 # [Choice] Debian version (use bullseye on local arm64/Apple Silicon): bullseye, buster
 ARG VARIANT=bullseye
 FROM mcr.microsoft.com/vscode/devcontainers/base:${VARIANT}
-
-RUN    apt update \
-    && apt upgrade -y \
-    && apt install -y \
-    build-essential git wget binfmt-support qemu gcc-9 \
-    parted udev zerofree gcc-avr avr-libc avrdude python3 python3-pip python3-tornado \
-    inetutils-ping curl unzip python3-setuptools gcc-arm-linux-gnueabihf bc vim locate sudo \
-    && update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-9 9 \
-    && /usr/bin/python3 -m pip install -U yapf \
-    && curl -fsSL https://deb.nodesource.com/setup_18.x | bash - \
-    && apt install -y nodejs \
-    && mkdir -p /root/.ssh \
-    && echo "Host onefinity" > /root/.ssh/config \
-    && echo "\tUser bbmc" >> /root/.ssh/config
+COPY ./install_tools.sh /tmp/install_tools.sh
+RUN /tmp/install_tools.sh