rack-gateway/Dockerfile.mock-convox at main · DocSpring/rack-gateway · GitHub

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# Build stage
# syntax=docker/dockerfile:1.5

FROM golang:1.26.2-alpine AS builder

RUN apk add --no-cache git make

WORKDIR /app

# Cache go dependencies with BuildKit caches
COPY go.mod go.sum ./
COPY internal/shims ./internal/shims
RUN --mount=type=cache,target=/go/pkg/mod,sharing=locked \
    --mount=type=cache,target=/root/.cache/go-build,sharing=locked \
    go mod download

# Copy only the source needed for mock-convox
COPY cmd/mock-convox ./cmd/mock-convox
COPY internal/logging ./internal/logging

# Build mock binary with caches
RUN --mount=type=cache,target=/go/pkg/mod,sharing=locked \
    --mount=type=cache,target=/root/.cache/go-build,sharing=locked \
    go build -o /out/mock-convox ./cmd/mock-convox \
    && /out/mock-convox help

# Final stage
FROM alpine:latest

RUN apk --no-cache add ca-certificates

WORKDIR /root/

# Copy the binary from builder
COPY --from=builder /out/mock-convox .

EXPOSE 5443

CMD ["./mock-convox"]