Dockerfile

# Build stage
FROM golang:1.23-alpine AS builder

RUN apk add --no-cache git ca-certificates tzdata

WORKDIR /app

# Copy go mod files
COPY go.mod go.sum* ./
RUN go mod download

# Copy source code
COPY . .

# Build binary
RUN CGO_ENABLED=0 GOOS=linux go build -ldflags="-w -s" -o /log-service ./cmd/main.go

# Runtime stage
FROM alpine:3.19

RUN apk add --no-cache ca-certificates tzdata

WORKDIR /app

# Copy binary from builder
COPY --from=builder /log-service .

# Copy migrations
COPY --from=builder /app/migrations ./migrations

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

EXPOSE 5002

HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
    CMD wget --no-verbose --tries=1 --spider http://localhost:5002/health || exit 1

CMD ["./log-service"]