# Build stage
FROM golang:1.24-alpine AS builder

# Install build dependencies (gcc and musl-dev needed for SQLite CGO)
RUN apk add --no-cache git make gcc musl-dev sqlite-dev

# Set working directory
WORKDIR /build

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

# Download dependencies
RUN go mod download

# Copy source code
COPY . .

# Build the binary with CGO enabled for SQLite support
RUN CGO_ENABLED=1 GOOS=linux go build -a -o atcr-registry ./cmd/registry

# Runtime stage
FROM alpine:latest

# Install CA certificates for HTTPS, SQLite runtime libraries, and sqlite CLI for debugging
RUN apk --no-cache add ca-certificates sqlite-libs sqlite

# Set working directory
WORKDIR /app

# Copy binary from builder
COPY --from=builder /build/atcr-registry .

# Copy default configuration
COPY config/config.yml /etc/atcr/config.yml

# Create directories for storage
RUN mkdir -p /var/lib/atcr/blobs /var/lib/atcr/auth

# Expose ports
EXPOSE 5000 5001

# Set environment variables
ENV ATCR_CONFIG=/etc/atcr/config.yml

# Run the registry
ENTRYPOINT ["/app/atcr-registry"]
CMD ["serve", "/etc/atcr/config.yml"]