Update Dockerfile for documentation to simplify base image and streamline dependency handling

documentation/Dockerfile

@@ -1,66 +1,45 @@
 # syntax=docker.io/docker/dockerfile:1
 
-FROM pnpm/pnpm:20-alpine AS base
+FROM node:22-alpine AS base
+ENV PNPM_HOME="/pnpm"
+ENV PATH="$PNPM_HOME:$PATH"
+RUN corepack enable && corepack prepare pnpm@latest --activate
 
-# Install dependencies only when needed
-FROM base AS deps
-# Check https://github.com/nodejs/docker-node/tree/b4117f9333da4138b03a546ec926ef50a31506c3#nodealpine to understand why libc6-compat might be needed.
-RUN apk add --no-cache libc6-compat
-WORKDIR /app
-
-# Install dependencies based on the preferred package manager
-COPY package.json yarn.lock* package-lock.json* pnpm-lock.yaml* .npmrc* source.config.ts* next.config.* ./
-RUN \
-  if [ -f pnpm-lock.yaml ]; then pnpm i --frozen-lockfile; \
-  elif [ -f package-lock.json ]; then npm ci; \
-  elif [ -f yarn.lock ]; then yarn --frozen-lockfile; \
-  else echo "Lockfile not found." && exit 1; \
-  fi
-
-
-# Rebuild the source code only when needed
 FROM base AS builder
-WORKDIR /app
+WORKDIR /usr/src/app
-COPY --from=deps /app/node_modules ./node_modules
+COPY pnpm-lock.yaml pnpm-workspace.yaml package.json ./
+COPY backend/package.json ./backend/
+COPY frontend/package.json ./frontend/
+COPY documentation/package.json ./documentation/
+RUN pnpm install --no-frozen-lockfile
 COPY . .
+# On réinstalle après COPY pour s'assurer que tous les scripts de cycle de vie et les liens sont corrects
+RUN pnpm install --no-frozen-lockfile
+RUN pnpm run --filter @memegoat/documentation build
 
-# Next.js collects completely anonymous telemetry data about general usage.
+FROM node:22-alpine AS runner
-# Learn more here: https://nextjs.org/telemetry
-# Uncomment the following line in case you want to disable telemetry during the build.
-# ENV NEXT_TELEMETRY_DISABLED=1
-
-RUN \
-  if [ -f pnpm-lock.yaml ]; then pnpm run build; \
-  elif [ -f package-lock.json ]; then npm run build; \
-  elif [ -f yarn.lock ]; then yarn run build; \
-  else echo "Lockfile not found." && exit 1; \
-  fi
-
-# Production image, copy all the files and run next
-FROM base AS runner
 WORKDIR /app
 
 ENV NODE_ENV=production
-# Uncomment the following line in case you want to disable telemetry during runtime.
+ENV NEXT_TELEMETRY_DISABLED=1
-# ENV NEXT_TELEMETRY_DISABLED=1
 
 RUN addgroup --system --gid 1001 nodejs
 RUN adduser --system --uid 1001 nextjs
 
-COPY --from=builder /app/public ./public
+COPY --from=builder /usr/src/app/documentation/public ./documentation/public
 
 # Automatically leverage output traces to reduce image size
 # https://nextjs.org/docs/advanced-features/output-file-tracing
-COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
+COPY --from=builder --chown=nextjs:nodejs /usr/src/app/documentation/.next/standalone ./
-COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
+COPY --from=builder --chown=nextjs:nodejs /usr/src/app/documentation/.next/static ./documentation/.next/static
 
 USER nextjs
 
 EXPOSE 3000
 
 ENV PORT=3000
-
-# server.js is created by next build from the standalone output
-# https://nextjs.org/docs/pages/api-reference/config/next-config-js/output
 ENV HOSTNAME="0.0.0.0"
-CMD ["node", "server.js"]
+
+# Note: server.js is created in the standalone output.
+# In a monorepo, it's often inside a subdirectory matching the package name.
+CMD ["node", "documentation/server.js"]