pipeline

Dockerfile

@@ -1,27 +1,52 @@
-FROM hexpm/elixir:1.18.4-erlang-26.2.5.18-debian-bookworm-20260223-slim
+# ---- Build stage ----
+FROM hexpm/elixir:1.18.4-erlang-26.2.5.18-debian-bookworm-20260223-slim AS builder
 
-RUN apt-get update && apt-get install -y \
+RUN apt-get update && apt-get install -y --no-install-recommends \
   build-essential \
   git \
   curl \
-  inotify-tools \
   && rm -rf /var/lib/apt/lists/*
 
 WORKDIR /app
 
-RUN mix local.hex --force && \
-  mix local.rebar --force
+RUN mix local.hex --force && mix local.rebar --force
+
+ENV MIX_ENV=prod
 
 COPY mix.exs mix.lock ./
-RUN mix deps.get
+RUN mix deps.get --only prod
+RUN mix deps.compile
 
 COPY config config
 COPY assets assets
-COPY lib lib
 COPY priv priv
+COPY lib lib
 
-RUN mix assets.setup
+RUN mix assets.setup && mix assets.deploy
+RUN mix compile && mix release
 
+# ---- Runtime stage ----
+FROM debian:bookworm-slim AS runtime
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+  libstdc++6 \
+  openssl \
+  libncurses5 \
+  locales \
+  ca-certificates \
+  && apt-get clean && rm -rf /var/lib/apt/lists/*
+
+RUN sed -i '/en_US.UTF-8/s/^# //g' /etc/locale.gen && locale-gen
+ENV LANG=en_US.UTF-8
+
+WORKDIR /app
+RUN chown nobody /app
+
+COPY --from=builder --chown=nobody:root /app/_build/prod/rel/cobblemon_ui ./
+
+USER nobody
+
+ENV PHX_SERVER=true
 EXPOSE 4000
 
-CMD ["mix", "phx.server"]
+CMD ["/app/bin/cobblemon_ui", "start"]