Add basic Dockerfile to build and serve the app

Dockerfile

@@ -0,0 +1,24 @@
+FROM node:14-buster-slim AS builder
+
+# Install all OS dependencies
+ENV DEBIAN_FRONTEND noninteractive
+RUN apt-get update --yes && \
+    apt-get upgrade --yes && \
+    apt-get install --yes --no-install-recommends \
+    build-essential
+
+# Copy over required files for build
+WORKDIR /var/app
+COPY config /var/app/config
+COPY fixtures /var/app/fixtures
+COPY public /var/app/public
+COPY src /var/app/src
+COPY .babelrc .env .eslintignore .eslintrc package-lock.json package.json /var/app/
+
+# Build the app
+RUN npm install
+RUN npm run build
+
+# Serve the production build files via nginx (will be served at http://localhost:80/caravan)
+FROM nginx:1.23
+COPY --from=builder /var/app/build /usr/share/nginx/html/caravan

README.md

@@ -73,6 +73,22 @@ $ npm run build
 ...
 ```
 
+### Docker
+
+A basic dockerfile which builds the app and serves it via nginx is included in the repository
+
+To build the docker image:
+```bash
+docker build . -t caravan:latest
+```
+
+To run the built docker image:
+```bash
+docker run -p 80:8000 caravan:latest
+```
+
+Caravan should then be accessible at http://localhost:8000/caravan
+
 ## Usage
 
 If you can access the [Caravan web