docs: upgrade current Dockerfile to newer images (#1642)

Co-authored-by: Julius Marminge <julius0216@outlook.com>

www/src/pages/en/deployment/docker.md

@@ -62,7 +62,7 @@ README.md
 ```docker
 ##### DEPENDENCIES
 
-FROM --platform=linux/amd64 node:16-alpine3.17 AS deps
+FROM --platform=linux/amd64 node:20-alpine AS deps
 RUN apk add --no-cache libc6-compat openssl1.1-compat
 WORKDIR /app
 
@@ -75,15 +75,15 @@ COPY prisma ./
 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; \
- else echo "Lockfile not found." && exit 1; \
- fi
+    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; \
+    else echo "Lockfile not found." && exit 1; \
+    fi
 
 ##### BUILDER
 
-FROM --platform=linux/amd64 node:16-alpine3.17 AS builder
+FROM --platform=linux/amd64 node:20-alpine AS builder
 ARG DATABASE_URL
 ARG NEXT_PUBLIC_CLIENTVAR
 WORKDIR /app
@@ -93,37 +93,32 @@ COPY . .
 # ENV NEXT_TELEMETRY_DISABLED 1
 
 RUN \
- if [ -f yarn.lock ]; then SKIP_ENV_VALIDATION=1 yarn build; \
- elif [ -f package-lock.json ]; then SKIP_ENV_VALIDATION=1 npm run build; \
- elif [ -f pnpm-lock.yaml ]; then yarn global add pnpm && SKIP_ENV_VALIDATION=1 pnpm run build; \
- else echo "Lockfile not found." && exit 1; \
- fi
+    if [ -f yarn.lock ]; then SKIP_ENV_VALIDATION=1 yarn build; \
+    elif [ -f package-lock.json ]; then SKIP_ENV_VALIDATION=1 npm run build; \
+    elif [ -f pnpm-lock.yaml ]; then yarn global add pnpm && SKIP_ENV_VALIDATION=1 pnpm run build; \
+    else echo "Lockfile not found." && exit 1; \
+    fi
 
 ##### RUNNER
 
-FROM --platform=linux/amd64 node:16-alpine3.17 AS runner
+FROM --platform=linux/amd64 gcr.io/distroless/nodejs20-debian12 AS runner
 WORKDIR /app
 
 ENV NODE_ENV production
 
 # ENV NEXT_TELEMETRY_DISABLED 1
 
-RUN addgroup --system --gid 1001 nodejs
-RUN adduser --system --uid 1001 nextjs
-
 COPY --from=builder /app/next.config.mjs ./
 COPY --from=builder /app/public ./public
 COPY --from=builder /app/package.json ./package.json
 
-COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
-COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
+COPY --from=builder /app/.next/standalone ./
+COPY --from=builder /app/.next/static ./.next/static
 
-USER nextjs
 EXPOSE 3000
 ENV PORT 3000
 
-CMD ["node", "server.js"]
-
+CMD ["server.js"]
 ```
 
 > **_Notes_**