Dockerfile

@@ -1,36 +1,56 @@
+# Multi-stage build for GPX application
+
+# Using a specific version of Node
+FROM node:18-alpine as base
+# Install build dependencies
+RUN apk add --no-cache python3 make g++ git
+
 # Build stage for gpx library
-FROM node:20-alpine AS gpx-builder
+FROM base AS gpx-builder
+WORKDIR /app
+# Copy the gpx directory
+COPY gpx/ ./gpx/
+# Install dependencies and build
 WORKDIR /app/gpx
-COPY gpx/package*.json ./
+RUN npm install --legacy-peer-deps
-RUN npm install
-COPY gpx/ ./
 RUN npm run build
 
 # Build stage for website
-FROM node:20-alpine AS website-builder
+FROM base AS website-builder
+WORKDIR /app
+# Copy the website directory
+COPY website/ ./website/
+# Copy the built gpx library
+COPY --from=gpx-builder /app/gpx/dist ./gpx/dist
+# Install dependencies and build
 WORKDIR /app/website
-COPY website/package*.json ./
+RUN npm install --legacy-peer-deps
-RUN npm install
+# Use a dummy token for build time (will be replaced at runtime)
-COPY website/ ./
+ENV PUBLIC_MAPBOX_TOKEN="pk.dummy_token_for_build"
-COPY --from=gpx-builder /app/gpx/dist /app/gpx/dist
-# RUN npm link /app/gpx
-
-ENV PUBLIC_MAPBOX_TOKEN="pk"
 RUN npm run build
 
-FROM node:20-alpine
+# Production stage
+FROM node:18-alpine
 WORKDIR /app
-COPY --from=website-builder /app/website/package*.json ./
-COPY --from=website-builder /app/website/build ./build
-COPY --from=website-builder /app/website/node_modules ./node_modules
-COPY --from=website-builder /app/website/build/index.html ./build/index.html.template
 
-RUN echo '#!/bin/sh\ncat ./build/index.html.template | sed "s/pk.dummy_token_for_build/$PUBLIC_MAPBOX_TOKEN/g" > ./build/index.html\nexec node build' > ./start.sh && \
+# Copy the built application
+COPY --from=website-builder /app/website/build ./build
+COPY --from=website-builder /app/website/package.json ./
+COPY --from=website-builder /app/website/node_modules ./node_modules
+
+# Create a startup script to replace the Mapbox token at runtime
+COPY --from=website-builder /app/website/build/index.html ./build/index.html.template
+RUN echo '#!/bin/sh' > ./start.sh && \
+    echo 'sed "s/pk.dummy_token_for_build/$PUBLIC_MAPBOX_TOKEN/g" ./build/index.html.template > ./build/index.html' >> ./start.sh && \
+    echo 'exec node build' >> ./start.sh && \
     chmod +x ./start.sh
 
+# Expose the port SvelteKit runs on
 EXPOSE 3000
 
+# Set environment variable for production
 ENV NODE_ENV=production
 ENV PUBLIC_MAPBOX_TOKEN=""
 
+# Command to run the application using our start script
 CMD ["./start.sh"]