# syntax=docker/dockerfile:1

# ---- Build stage -------------------------------------------------------
FROM node:22-alpine AS build
WORKDIR /app

# Install dependencies against the lockfile first (better layer caching).
COPY package.json package-lock.json ./
RUN npm ci

# Build the static site. `prebuild` fetches a PokéAPI snapshot into
# src/data/snapshot.json — if that file is already present and fresh it is
# reused, otherwise this stage needs network access to pokeapi.co.
# Serving under a sub-path? Pass --build-arg BASE_PATH=/subdir/.
COPY . .
ARG BASE_PATH=/
ENV BASE_PATH=${BASE_PATH}
RUN npm run build

# ---- Runtime stage ---------------------------------------------------
FROM nginx:1.27-alpine AS runtime
COPY nginx.conf /etc/nginx/conf.d/default.conf
COPY --from=build /app/dist /usr/share/nginx/html
EXPOSE 80
# The base image's CMD already runs: nginx -g 'daemon off;'