dev_arc_aws/backend/Dockerfile

FROM node:22-alpine AS build
WORKDIR /app
# Native modules (better-sqlite3, ssh2, node-pty) need a toolchain to compile.
RUN apk add --no-cache python3 make g++
COPY package.json package-lock.json* ./
RUN npm install --omit=dev=false
COPY . .
RUN npm run build

FROM node:22-alpine
WORKDIR /app
ENV NODE_ENV=production
# Toolchain is needed again here: production deps are reinstalled fresh, and the
# native modules (better-sqlite3, ssh2, node-pty) compile from source on install.
# openssh-client provides the `ssh` binary, which node-pty shells out to for
# certificate-based auth (ssh2 has no OpenSSH certificate support).
# iputils provides `ping`, used by the mesh-gate reachability check.
RUN apk add --no-cache python3 make g++ openssh-client iputils
COPY package.json package-lock.json* ./
RUN npm install --omit=dev
COPY --from=build /app/dist ./dist
# Old-format encrypted PEM keys (e.g. "BEGIN RSA PRIVATE KEY" + DEK-Info) rely on an
# MD5-based KDF that OpenSSL 3's default provider disables. Enable the legacy provider
# so `ssh` (used for certificate-based auth) can still decrypt these keys.
RUN { \
      echo 'openssl_conf = openssl_init'; \
      echo ''; \
      echo '[openssl_init]'; \
      echo 'providers = provider_sect'; \
      echo ''; \
      echo '[provider_sect]'; \
      echo 'default = default_sect'; \
      echo 'legacy = legacy_sect'; \
      echo ''; \
      echo '[default_sect]'; \
      echo 'activate = 1'; \
      echo ''; \
      echo '[legacy_sect]'; \
      echo 'activate = 1'; \
    } > /etc/ssl/openssl-legacy.cnf
ENV OPENSSL_CONF=/etc/ssl/openssl-legacy.cnf
EXPOSE 4000
CMD ["node", "dist/server.js"]