Container building changes (#3958)

* WIP: Container building changes

* Small updates

- Updated to rust 1.73.0
- Updated crates
- Updated documentation
- Added a bake.sh script to make baking easier

* Update GitHub Actions Workflow

- Updated workflow to use qemu and buildx bake

In the future i would like to extract the alpine based binaries and add
them as artifacts to the release.

* Address review remarks and small updates

- Addressed review remarks
- Added `podman-bake.sh` script to build Vaultwarden with podman
- Updated README
- Updated crates
- Added `VW_VERSION` support
- Added annotations
- Updated web-vault to v2023.9.1

docker/bake.sh

@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+
+# Determine the basedir of this script.
+# It should be located in the same directory as the docker-bake.hcl
+# This ensures you can run this script from both inside and outside of the docker directory
+BASEDIR=$(RL=$(readlink -n "$0"); SP="${RL:-$0}"; dirname "$(cd "$(dirname "${SP}")" || exit; pwd)/$(basename "${SP}")")
+
+# Load build env's
+source "${BASEDIR}/bake_env.sh"
+
+# Be verbose on what is being executed
+set -x
+
+# Make sure we set the context to `..` so it will go up one directory
+docker buildx bake --progress plain --set "*.context=${BASEDIR}/.." -f "${BASEDIR}/docker-bake.hcl" "$@"