FROM node:20-alpine

# Install essential build tools if needed (e.g., for node-gyp)
RUN apk add --no-cache libc6-compat python3 make g++ curl

WORKDIR /app

# Install pnpm v10 explicitly (corepack defaults to v11 which requires Node 22)
RUN npm install -g pnpm@10.18.3

# Pre-set the pnpm store directory
ENV PNPM_HOME="/pnpm"
ENV PATH="$PNPM_HOME:$PATH"

# Set up pnpm store configuration
RUN pnpm config set store-dir /pnpm/store

EXPOSE 3000