# Simple Dockerfile for homelab use
FROM golang:1.25-alpine AS builder

# Install dependencies
RUN apk add --no-cache git make

# Set working directory
WORKDIR /app

# Copy go mod files
COPY go.mod go.sum ./

# Download dependencies
RUN go mod download

# Copy source code
COPY . .

# Build Go binaries
RUN make build

# Final stage
FROM alpine:3.19

# Install runtime dependencies
RUN apk add --no-cache ca-certificates redis openssl

# Create app user
RUN addgroup -g 1001 -S appgroup && \
    adduser -u 1001 -S appuser -G appgroup

# Set working directory
WORKDIR /app

# Copy binaries from builder
COPY --from=builder /app/bin/ /usr/local/bin/

# Copy configs and templates
COPY --from=builder /app/configs/ /app/configs/
COPY --from=builder /app/nginx/ /app/nginx/

# Create necessary directories
RUN mkdir -p /app/data/experiments /app/logs /app/ssl

# Generate SSL certificates for container use
RUN openssl req -x509 -newkey rsa:2048 -keyout /app/ssl/key.pem -out /app/ssl/cert.pem -days 365 -nodes \
    -subj "/C=US/ST=Homelab/L=Local/O=ML/OU=Experiments/CN=localhost" && \
    chmod 644 /app/ssl/cert.pem /app/ssl/key.pem

# Switch to app user
USER appuser

# Expose ports
EXPOSE 9101

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=40s --retries=3 \
  CMD curl -k -f https://localhost:9101/health || exit 1

# Default command
CMD ["/usr/local/bin/api-server", "-config", "/app/configs/config.yaml"]