node docs and switch to pnpm

Dockerfile

@@ -2,21 +2,22 @@ FROM nginx:alpine AS base
 EXPOSE 80
 WORKDIR /app
 
-FROM node:20 as build
+FROM node:24 AS build
 WORKDIR /src
 
 # Copy package.json and package-lock.json
 COPY package.json .
-COPY package-lock.json .
+COPY pnpm-lock.yaml .
 
 # Install dependencies
-RUN npm ci
+RUN corepack enable
+RUN pnpm install --frozen-lockfile
 
 # Copy the app
 COPY . .
 
 # Build the app
-RUN npm run build
+RUN pnpm run build
 
 FROM base AS final
 WORKDIR /usr/share/nginx/html