add configuration to use react-rust-postgres sample with Docker Dev Environments feature (#264)

Signed-off-by: Guillaume Lours <guillaume.lours@docker.com>

react-rust-postgres/.docker/docker-compose.yaml

@@ -0,0 +1,51 @@
+name: react-rust-postgres
+services:
+  frontend:
+    build:
+      context: ../frontend
+      target: dev-envs
+    networks:
+      - client-side
+    ports:
+      - 3000:3000
+    volumes:
+      - /var/run/docker.sock:/var/run/docker.sock
+
+  backend:
+    build:
+      context: ../backend
+      target: dev-envs
+    environment:
+      - RUST_LOG=debug
+      - PG_DBNAME=postgres
+      - PG_HOST=db
+      - PG_USER=postgres
+      - PG_PASSWORD=mysecretpassword
+      - ADDRESS=0.0.0.0:8000
+    networks:
+      - client-side
+      - server-side
+    volumes:
+      - /var/run/docker.sock:/var/run/docker.sock
+    depends_on:
+      - db
+
+  db:
+    image: postgres:12-alpine
+    restart: always
+    environment:
+      - POSTGRES_PASSWORD=mysecretpassword
+    networks:
+      - server-side
+    ports:
+      - 5432:5432
+    volumes:
+      - db-data:/var/lib/postgresql/data
+
+networks:
+  client-side: {}
+  server-side: {}
+
+volumes:
+  backend-cache: {}
+  db-data: {}

react-rust-postgres/backend/Dockerfile

@@ -1,3 +1,4 @@
+# syntax=docker/dockerfile:1.4
 FROM rust:buster AS base
 
 ENV USER=root
@@ -16,6 +17,23 @@ EXPOSE 8000
 
 CMD [ "cargo", "run", "--offline" ]
 
+FROM base AS dev-envs
+
+EXPOSE 8000
+RUN <<EOF
+apt-get update
+apt-get install -y --no-install-recommends git
+EOF
+
+RUN <<EOF
+useradd -s /bin/bash -m vscode
+groupadd docker
+usermod -aG docker vscode
+EOF
+# install Docker tools (cli, buildx, compose)
+COPY --from=gloursdocker/docker / /
+CMD [ "cargo", "run", "--offline" ]
+
 FROM base AS builder
 
 RUN cargo build --release --offline

react-rust-postgres/compose.yaml

@@ -1,3 +1,4 @@
+name: react-rust-postgres
 services:
   frontend:
     build:

react-rust-postgres/frontend/Dockerfile

@@ -1,3 +1,4 @@
+# syntax=docker/dockerfile:1.4
 FROM node:lts AS development
 
 ENV CI=true
@@ -11,6 +12,21 @@ COPY . /code
 
 CMD [ "npm", "start" ]
 
+FROM development as dev-envs
+RUN <<EOF
+apt-get update
+apt-get install -y --no-install-recommends git
+EOF
+
+RUN <<EOF
+useradd -s /bin/bash -m vscode
+groupadd docker
+usermod -aG docker vscode
+EOF
+# install Docker tools (cli, buildx, compose)
+COPY --from=gloursdocker/docker / /
+CMD [ "npm", "start" ]
+
 FROM development AS builder
 
 RUN npm run build

react-rust-postgres/readme.md

@@ -74,3 +74,11 @@ Removing react-rust-postgres_frontend_1 ... done
 Removing react-rust-postgres_db_1       ... done
 Removing network react-rust-postgres_default
 ```
+
+## Use with Docker Development Environments
+
+You can use this sample with the Dev Environments feature of Docker Desktop.  
+To develop directly frontend or the backend services inside containers, you just need to use the https git url of the sample:  
+`https://github.com/docker/awesome-compose/tree/master/react-rust-postgres`
+
+![page](../dev-envs.png)