WhatsApp Go MCP

# Multi-stage build for WhatsApp Go MCP FROM golang:1.24-alpine AS builder # Install build dependencies RUN apk add --no-cache git gcc musl-dev sqlite-dev # Set working directory WORKDIR /app # Copy source code COPY src/ ./src/ # Download dependencies WORKDIR /app/src RUN go mod download # Build the application RUN CGO_ENABLED=1 GOOS=linux go build -a -installsuffix cgo -o whatsapp . # Runtime stage FROM alpine:latest # Install runtime dependencies RUN apk add --no-cache \ chromium \ nss \ freetype \ freetype-dev \ harfbuzz \ ca-certificates \ ttf-freefont \ nodejs \ npm # Create app directory WORKDIR /app # Copy binary from builder COPY --from=builder /app/src/whatsapp . # Copy static files and views COPY src/statics ./statics COPY src/views ./views # Create necessary directories including storages for persistent data RUN mkdir -p .wwebjs_auth statics/media statics/qrcode statics/senditems storages # Create volume for persistent WhatsApp session and chat data VOLUME ["/app/storages"] # Set environment variables ENV PORT=8081 \ PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=true \ PUPPETEER_EXECUTABLE_PATH=/usr/bin/chromium-browser # Expose port EXPOSE 8081 # Health check HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \ CMD wget --no-verbose --tries=1 --spider http://localhost:8081/health || exit 1 # Run MCP server CMD ["./whatsapp", "mcp"]