feat: add an option to remove the landing page

Dockerfile

@@ -2,29 +2,29 @@ FROM node:20-alpine AS builder
 WORKDIR /app
 COPY package*.json .
 
-RUN npm ci
-COPY . .
+RUN npm ci --omit=dev
 
 ARG PUBLIC_LANDING_INFO
 ENV PUBLIC_LANDING_INFO=$PUBLIC_LANDING_INFO
 
+COPY . .
+
+RUN echo $PUBLIC_LANDING_INFO
 RUN npm run build
 RUN npm prune --production
 
 FROM node:20-alpine
-
 WORKDIR /app
 
 COPY --from=builder /app/build build/
 COPY --from=builder /app/node_modules node_modules/
 COPY package.json .
 
-EXPOSE 3000
-
 ENV PORT 3000
 ENV HOSTNAME "0.0.0.0"
 
 HEALTHCHECK --interval=30s --timeout=10s --start-period=10s --retries=3 \
   CMD wget --no-verbose --tries=1 --spider http://127.0.0.1:3000/healthz || exit 1
 
+EXPOSE 3000
 CMD [ "node", "build" ]