Update Dockerfile

Dockerfile

@@ -1,44 +1,37 @@
 FROM node:18-alpine AS base
 
 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
 
-COPY package.json yarn.lock* package-lock.json* pnpm-lock.yaml* ./
-RUN \
-  if [ -f yarn.lock ]; then yarn --frozen-lockfile; \
-  elif [ -f package-lock.json ]; then npm ci; \
-  elif [ -f pnpm-lock.yaml ]; then yarn global add pnpm && pnpm i --frozen-lockfile; \
-  else echo "Lockfile not found." && exit 1; \
-  fi
+# Install pnpm globally first
+RUN npm install -g pnpm
+
+COPY package.json pnpm-lock.yaml ./
+RUN pnpm install --frozen-lockfile
 
-# Rebuild the source code only when needed
 FROM base AS builder
 WORKDIR /app
+
+# Install pnpm in builder stage too
+RUN npm install -g pnpm
+
 COPY --from=deps /app/node_modules ./node_modules
 COPY . .
-
 RUN pnpm run build
 
-# Production image, copy all the files and run next
 FROM base AS runner
 WORKDIR /app
-
 ENV NODE_ENV production
 
 RUN addgroup --system --gid 1001 nodejs
 RUN adduser --system --uid 1001 nextjs
 
 COPY --from=builder /app/public ./public
-
 COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
 COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
 
 USER nextjs
-
 EXPOSE 3000
-
 ENV PORT 3000
-
 CMD ["node", "server.js"]