Update Dockefile, .prettierignore and .eslintignore to make the build image launch the simple hello world app.

.eslintignore

@@ -1,2 +1,7 @@
+/archetypes
+/assets
+/content
+/layouts
+/static
 /dist
 node_modules

.prettierignore

@@ -3,4 +3,5 @@
 /content
 /layouts
 /static
+/dist
 node_modules

Dockerfile

@@ -1,8 +1,8 @@
-# Create a builder step.
-FROM ubuntu:20.04 as builder
+# Create a site builder step.
+FROM ubuntu:20.04 as site-builder
 
 # Set the working directory.
-WORKDIR /app-builder
+WORKDIR /site-builder
 
 # Install package dependencies.
 RUN apt-get update && apt-get install -y wget git build-essential
@@ -16,17 +16,36 @@ ENV GOBIN="/usr/local/go/bin"
 # Build and install Hugo.
 RUN CGO_ENABLED=1 go install -tags extended github.com/gohugoio/hugo@latest
 
-# Copy the source code.
+# Copy the site source code.
 COPY . .
 
 # Build the site.
 RUN hugo --minify
 
-# Create the final step.
+# Create the app builder step.
+FROM node:21.3.0-bookworm as app-builder
+
+# Set the working directory.
+WORKDIR /app-builder
+
+# Copy the project source code.
+COPY . .
+
+# Install dependencies for building the project.
+RUN npm ci
+
+# Build the project for production.
+RUN npm run build
+
+# Create the app step.
 FROM node:21.3.0-bookworm as app
 
 # Set the working directory.
 WORKDIR /app
 
-# Copy built site from builder step.
-COPY --from=builder /app-builder/public /app/public
+# Copy built project to the app image.
+COPY --from=app-builder /app-builder/dist /app
+COPY --from=app-builder /app-builder/node_modules /app/node_modules
+
+# Run the app.
+CMD ["node", "main.js"]