# Build stage
FROM golang:1.22-alpine AS builder

# Install build dependencies
RUN apk --no-cache add gcc musl-dev sqlite-dev git

# 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 the application
RUN CGO_ENABLED=1 GOOS=linux go build -a -ldflags '-linkmode external -extldflags "-static"' -o dealroom ./cmd/dealroom

# Production stage
FROM alpine:3.19

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

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

# Create data directories
RUN mkdir -p /data/db /data/files /data/backups && \
    chown -R dealroom:dealroom /data

# Copy binary from builder
COPY --from=builder /app/dealroom /usr/local/bin/dealroom
RUN chmod +x /usr/local/bin/dealroom

# Switch to app user
USER dealroom

# Set working directory
WORKDIR /data

# Expose port
EXPOSE 8080

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=30s --retries=3 \
    CMD wget --no-verbose --tries=1 --spider http://localhost:8080/health || exit 1

# Set environment variables
ENV PORT=8080 \
    DB_PATH=/data/db/dealroom.db \
    FILES_PATH=/data/files \
    BACKUP_PATH=/data/backups

# Run the application
CMD ["dealroom"]