Added deployment capabilities

docs/Dockerfile

@@ -0,0 +1,27 @@
+# syntax=docker/dockerfile:1
+
+# Stage 1: Base image.
+## Start with a base image containing NodeJS so we can build Docusaurus.
+FROM node:lts AS base
+## Disable colour output from yarn to make logs easier to read.
+ENV FORCE_COLOR=0
+## Enable corepack.
+RUN corepack enable
+## Set the working directory to `/opt/docusaurus`.
+WORKDIR /opt/docusaurus
+
+# Stage 2b: Production build mode.
+FROM base AS prod
+## Set the working directory to `/opt/docusaurus`.
+WORKDIR /opt/docusaurus
+## Copy over the source code.
+COPY . /opt/docusaurus/
+## Install dependencies with `--immutable` to ensure reproducibility.
+RUN npm ci
+## Build the static site.
+RUN npm run build
+
+## Use a stable nginx image
+FROM nginx:stable-alpine AS deploy
+WORKDIR /home/node/app
+COPY --chown=node:node --from=prod /opt/docusaurus/build/ /usr/share/nginx/html/