WIP - Update devcontainer to use debian bookworm

.devcontainer/Dockerfile

@@ -0,0 +1,9 @@
+# [Choice] Debian OS version (use bullseye on local arm64/Apple Silicon): buster, bullseye
+ARG VARIANT="slim-bookworm"
+FROM rust:${VARIANT}
+ENV DEBIAN_FRONTEND noninteractive
+RUN echo 'debconf debconf/frontend select Noninteractive' | debconf-set-selections
+
+RUN apt-get update && export DEBIAN_FRONTEND=noninteractive
+
+RUN apt-get -qq install build-essential libwebkit2gtk-4.1-dev libgtk-3-dev libayatana-appindicator3-dev