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Dockerfile
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# This Dockerfile is used solely for production deployments to Moda
# For staging deployments, see src/deployments/staging/Dockerfile
# For building this file locally, see src/deployments/production/README.md
# --------------------------------------------------------------------------------
# BASE IMAGE
# --------------------------------------------------------------------------------
# To update the sha, run `docker pull node:$VERSION-alpine`
# look for something like: `Digest: sha256:0123456789abcdef`
FROM node:22-alpine@sha256:c13b26e7e602ef2f1074aef304ce6e9b7dd284c419b35d89fcf3cc8e44a8def9 AS base
# This directory is owned by the node user
ARG APP_HOME=/home/node/app
RUN mkdir -p $APP_HOME && chown -R node:node $APP_HOME
WORKDIR $APP_HOME
# Switch to root to ensure we have permissions to copy, chmod, and install
USER root
# Install git for cloning docs-early-access & translations repos
# Install curl for determining the early access branch
RUN apk add --no-cache git curl
# Copy in build scripts
COPY src/deployments/production/build-scripts/*.sh ./build-scripts/
# Make scripts executable
RUN chmod +x build-scripts/*.sh
# We need to copy over content that will be merged with early-access
COPY content ./content
COPY assets ./assets
COPY data ./data
# Use the mounted --secret to:
# - 1. Fetch the docs-internal repo
# - 2. Fetch the docs-early-access repo & override docs-internal with early access content
# - 3. Fetch each translations repo to the repo/translations directory
# We use --mount-type=secret to avoid the secret being copied into the image layers for security
# The secret passed via --secret can only be used in this RUN command
RUN --mount=type=secret,id=DOCS_BOT_PAT_READPUBLICKEY \
# We don't cache because Docker can't know if we need to fetch new content from remote repos
echo "Don't cache this step by printing date: $(date)" && \
. ./build-scripts/fetch-repos.sh
# Give node user access to the copied content since we cloned as root
RUN chown -R node:node $APP_HOME/content
RUN chown -R node:node $APP_HOME/assets
RUN chown -R node:node $APP_HOME/data
# Give node user access to translations repos
RUN chown -R node:node $APP_HOME/translations
# Change back to node to make sure we don't run anything as the root user
USER node
# ---------------
# ALL DEPS Image
# ---------------
FROM base AS all_deps
ARG APP_HOME=/home/node/app
USER node
WORKDIR $APP_HOME
# Copy what is needed to run npm ci
COPY --chown=node:node package.json package-lock.json ./
RUN npm ci --no-optional --registry https://registry.npmjs.org/
# ---------------
# BUILDER Image
# ---------------
FROM all_deps AS builder
ARG APP_HOME=/home/node/app
USER node
WORKDIR $APP_HOME
# Copy what is needed to:
# 1. Build the app
# 2. run warmup-remotejson script
# 3. run precompute-pageinfo script
# Dependencies
COPY --chown=node:node --from=all_deps $APP_HOME/node_modules $APP_HOME/node_modules
# Content with merged early-access content
COPY --chown=node:node --from=base $APP_HOME/data ./data
COPY --chown=node:node --from=base $APP_HOME/assets ./assets
COPY --chown=node:node --from=base $APP_HOME/content ./content
# Source code
COPY --chown=node:node --from=all_deps $APP_HOME/package.json ./
COPY src ./src
COPY next.config.js ./
COPY tsconfig.json ./
# 1. Build
RUN npm run build
# 2. Warm up the remotejson cache
RUN npm run warmup-remotejson
# 3. Precompute the pageinfo cache
RUN npm run precompute-pageinfo -- --max-versions 2
# Prune deps for prod image
RUN npm prune --production
# --------------------------------------------------------------------------------
# PRODUCTION IMAGE
# --------------------------------------------------------------------------------
FROM base AS production
ARG APP_HOME=/home/node/app
USER node
WORKDIR $APP_HOME
# Copy the content with merged early-access content
COPY --chown=node:node --from=base $APP_HOME/data ./data
COPY --chown=node:node --from=base $APP_HOME/assets ./assets
COPY --chown=node:node --from=base $APP_HOME/content ./content
# Include cloned translations
COPY --chown=node:node --from=base $APP_HOME/translations ./translations
# Copy prod dependencies
COPY --chown=node:node --from=builder $APP_HOME/package.json ./
COPY --chown=node:node --from=builder $APP_HOME/node_modules $APP_HOME/node_modules
# Copy built artifacts needed at runtime for the server
COPY --chown=node:node --from=builder $APP_HOME/.next $APP_HOME/.next
# Copy cache files generated during build scripts
COPY --chown=node:node --from=builder $APP_HOME/.remotejson-cache ./.remotejson-cache
COPY --chown=node:node --from=builder $APP_HOME/.pageinfo-cache.json.br* ./.pageinfo-cache.json.br
# Copy only what's needed to run the server
COPY --chown=node:node --from=builder $APP_HOME/src ./src
COPY --chown=node:node --from=builder $APP_HOME/.remotejson-cache ./.remotejson-cache
COPY --chown=node:node --from=builder $APP_HOME/.pageinfo-cache.json.br* ./.pageinfo-cache.json.br
COPY --chown=node:node --from=builder $APP_HOME/next.config.js ./
COPY --chown=node:node --from=builder $APP_HOME/tsconfig.json ./
# - - -
# Environment variables are set in the Moda
# configuration: config/moda/configuration/*/env.yaml
# - - -
# This makes it possible to set `--build-arg BUILD_SHA=abc123`
# and it then becomes available as an environment variable in the docker run.
ARG BUILD_SHA
ENV BUILD_SHA=$BUILD_SHA
# Entrypoint to start the server
# Note: Currently we have to use tsx because we have a mix of `.ts` and `.js` files with multiple import patterns
CMD ["node_modules/.bin/tsx", "src/frame/server.ts"]