mybackend/Dockerfile

FROM dart:3.3.0 AS build

# Set working directory
WORKDIR /app

# Copy pubspec files
COPY pubspec.* ./
RUN dart pub get

# Copy source code
COPY . .

# Compile to native code using AOT
RUN dart compile exe bin/server.dart -o server

# Create runtime image
FROM debian:bookworm-slim

# Install SSL certificates for HTTPS requests
RUN apt-get update && apt-get install -y ca-certificates && rm -rf /var/lib/apt/lists/*

# Set working directory
WORKDIR /app

# Create upload directories
RUN mkdir -p /app/uploaded/raw /app/uploaded/data

# Copy compiled binary from build stage
COPY --from=build /app/server /app/server

# Set execute permissions
RUN chmod +x /app/server

# Expose port
EXPOSE 8080

# Start server
CMD ["/app/server"]