Merge pull request #278 from sourcefrog/devcontainer

Update Codespaces devcontainer

.devcontainer/Dockerfile

@@ -1,8 +1,18 @@
 # See here for image contents: https://github.com/microsoft/vscode-dev-containers/tree/v0.238.1/containers/rust/.devcontainer/base.Dockerfile
 
-# [Choice] Debian OS version (use bullseye on local arm64/Apple Silicon): buster, bullseye
-ARG VARIANT="buster"
-FROM mcr.microsoft.com/vscode/devcontainers/rust:0-${VARIANT}
+# [Choice] Debian OS version (buster, bullseye)
+ARG VARIANT="bullseye"
+FROM mcr.microsoft.com/vscode/devcontainers/base:0-${VARIANT}
+
+# Install Rust
+RUN curl https://sh.rustup.rs -sSf | sh -s -- -y \
+    && . "$HOME/.cargo/env" \
+    && rustup install stable \
+    && rustup component add rust-analyzer clipy \
+    && rustup default stable
+
+# Install common Rust tools
+RUN cargo install cargo-edit
 
 # [Optional] Uncomment this section to install additional packages.
 # RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \

.devcontainer/devcontainer.json

@@ -1,5 +1,4 @@
-// For format details, see https://aka.ms/devcontainer.json. For config options, see the README at:
-// https://github.com/microsoft/vscode-dev-containers/tree/v0.238.1/containers/rust
+// For format details, see https://aka.ms/devcontainer.json.
 {
   "name": "Rust",
   "build": {