# Build stage
FROM golang:1.23-alpine AS builder

WORKDIR /app

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

# Copy source code
COPY . .

# Build binary with vendor mode
RUN CGO_ENABLED=0 GOOS=linux go build -mod=vendor -a -installsuffix cgo -o edu-search-service ./cmd/server

# Runtime stage
FROM alpine:3.19

WORKDIR /app

# Install CA certificates for HTTPS
RUN apk --no-cache add ca-certificates tzdata

# Create non-root user
RUN adduser -D -g '' appuser

# Copy binary from builder
COPY --from=builder /app/edu-search-service .

# Copy seeds, rules and migrations
COPY seeds/ ./seeds/
COPY rules/ ./rules/
COPY migrations/ ./migrations/

# Set ownership
RUN chown -R appuser:appuser /app

USER appuser

# Expose port
EXPOSE 8086

# Health check
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
    CMD wget --no-verbose --tries=1 --spider http://localhost:8086/v1/health || exit 1

# Run
CMD ["./edu-search-service"]