# build stage that will only be used for building
FROM node:22-alpine AS builder
MAINTAINER Wizardy and Steamworks <wizardry.steamworks@outlook.com>

# install an svn client to check out the project
RUN apk add --no-cache subversion

WORKDIR /app

# retrive current project version
RUN svn checkout https://svn.grimore.org/fasterProwl .

# install all runtime dependencies
RUN npm ci --production

# ---

# final minimal image is built using just runtime requirements
FROM node:22-alpine

# set the environment to production
ENV NODE_ENV=production

# make a directory to be mounted for the configruation
RUN mkdir -p /config
VOLUME /config

# set the current directory to the app directory
WORKDIR /app

# we don't copy the .svn folders, keeping the image tiny
COPY --from=builder /app/node_modules ./node_modules
COPY --from=builder /app/fasterProwl.js ./fasterProwl.js
RUN chmod +x fasterProwl.js
# COPY --from=builder /app/package.json ./package.json

# run as non-root user
USER node

# launch fasterProwl with the path to a configuration file on the mounted volume
CMD ["fasterProwl.js", "--config", "/config/config.yml"]