chore: improve DevContainer setup (#30)

- use rust-bookwork dockerfile
- do not install postgres
- move cargo init to postCreateCommand

Author: pashagolub

.devcontainer/Dockerfile

@@ -1,57 +1,40 @@
-FROM debian:bookworm-slim
+FROM rust:1-bookworm
 
 ENV DEBIAN_FRONTEND=noninteractive
-ENV PG_MAJOR=17
 
 # Install system dependencies
-RUN apt-get update \
-    && apt-get install -y --no-install-recommends \
-        ca-certificates curl gnupg apt-transport-https \
-        build-essential git pkg-config \
-        libreadline-dev zlib1g-dev flex bison \
-        libxml2-dev libxslt-dev libssl-dev \
-        libxml2-utils xsltproc ccache \
-        clang libclang-dev \
-        protobuf-compiler libprotobuf-dev \
-        sudo \
-    && update-ca-certificates \
-    && sh -c 'echo "deb http://apt.postgresql.org/pub/repos/apt bookworm-pgdg main" > /etc/apt/sources.list.d/pgdg.list' \
-    && curl -fsSL https://www.postgresql.org/media/keys/ACCC4CF8.asc | gpg --dearmor -o /etc/apt/trusted.gpg.d/postgresql.gpg \
-    && apt-get update \
-    && apt-get install -y --no-install-recommends \
-        postgresql-$PG_MAJOR \
-        postgresql-server-dev-$PG_MAJOR \
-        postgresql-common \
-    && apt-get clean \
+RUN apt-get update && apt-get install -y \
+    build-essential \
+    bison \
+    flex \
+    clang \
+    protobuf-compiler \
+    libreadline8 \
+    libreadline-dev \
+    git \
+    curl \
+    pkg-config \
+    libssl-dev \
+    sudo \
     && rm -rf /var/lib/apt/lists/*
 
-# Create vscode user with sudo access
-RUN groupadd --gid 1000 vscode \
-    && useradd --uid 1000 --gid 1000 -m -s /bin/bash vscode \
-    && echo "vscode ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers.d/vscode \
-    && chmod 0440 /etc/sudoers.d/vscode \
-    && chown -R vscode:vscode /usr/share/postgresql /usr/lib/postgresql
+# Create a non-root user for running PostgreSQL
+RUN useradd -m -s /bin/bash -u 1000 vscode && \
+    echo "vscode ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers
 
-# Switch to vscode user
+# Switch to non-root user
 USER vscode
-WORKDIR /home/vscode
 
-# Set up Rust environment for vscode user
-ENV RUSTUP_HOME=/home/vscode/.rustup
-ENV CARGO_HOME=/home/vscode/.cargo
-ENV PATH="/home/vscode/.cargo/bin:/usr/lib/postgresql/$PG_MAJOR/bin:${PATH}"
+# Set up Rust and cargo for vscode user
+ENV PATH="/home/vscode/.cargo/bin:${PATH}"
+ENV CARGO_HOME="/home/vscode/.cargo"
 
-# Install Rust
-RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain stable \
-    && . "$CARGO_HOME/env" \
-    && rustup component add clippy rustfmt rust-src
-
-# Install cargo-pgrx
+# Install pgrx as vscode user
 ENV CARGO_PGRX_VERSION=0.16.1
-RUN . "$CARGO_HOME/env" \
-    && cargo install --force --locked cargo-pgrx@"${CARGO_PGRX_VERSION}"
+RUN cargo install --force --locked cargo-pgrx@"${CARGO_PGRX_VERSION}"
 
-# Initialize pgrx
-RUN . "$CARGO_HOME/env" \
-    && cargo pgrx init --pg$PG_MAJOR $(which pg_config)
+# Set working directory
+WORKDIR /workspace
 
+# Keep container running
+CMD ["sleep", "infinity"]

.devcontainer/devcontainer.json

@@ -1,28 +1,32 @@
 {
-    "name": "rust-dev",
+    "name": "etcd_fdw Development",
     "build": {
-        "dockerfile": "Dockerfile"
-    },
-    "features": {
-        "ghcr.io/devcontainers/features/common-utils:2": {},
-        "ghcr.io/devcontainers/features/docker-outside-of-docker:1": {},
-        "ghcr.io/devcontainers/features/git:1": {},
-        "ghcr.io/devcontainers/features/github-cli:1": {}
+        "dockerfile": "Dockerfile",
+        "context": "."
     },
     "customizations": {
         "vscode": {
-            "settings": {
-                "terminal.integrated.shell.linux": "/bin/bash"
-            },            
             "extensions": [
                 "rust-lang.rust-analyzer",
-                "fill-labs.dependi",
+                "tamasfe.even-better-toml",
+                "vadimcn.vscode-lldb",
                 "mk12.better-git-line-blame"
-            ]
+            ],
+            "settings": {
+                "rust-analyzer.cargo.features": "all",
+                "rust-analyzer.check.command": "clippy"
+            }
         }
     },
-    "remoteUser": "vscode",
     "mounts": [
-        "source=cargo-registry,target=/usr/local/cargo/registry,type=volume"
-    ]
+        "source=etcd-fdw-cargo-cache,target=/home/vscode/.cargo/registry,type=volume"
+    ],
+    "postCreateCommand": "cargo pgrx init --pg17 download && cargo build",
+    "remoteUser": "vscode",
+    "features": {
+        "ghcr.io/devcontainers/features/common-utils:2": {},
+        "ghcr.io/devcontainers/features/docker-outside-of-docker:1": {},
+        "ghcr.io/devcontainers/features/git:1": {},
+        "ghcr.io/devcontainers/features/github-cli:1": {}
+    }
 }