Dockerfile

# Trequila API - Single container build

FROM golang:1.24.0-alpine AS builder

WORKDIR /app

# Install build dependencies
RUN apk add --no-cache git ca-certificates

# Copy go mod files first for caching
COPY go.mod go.sum ./
RUN go mod download

# Copy source code
COPY . .

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

# Final minimal image
FROM alpine:latest

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

WORKDIR /app

COPY --from=builder /monolith .

# Expose HTTP port
EXPOSE 8080

# Health check
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
  CMD wget --spider -q http://localhost:8080/health || exit 1

CMD ["./monolith"]