31 lines
757 B
Docker
31 lines
757 B
Docker
# syntax=docker/dockerfile:1
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# ===== STAGE 1: Build =====
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FROM golang:1.23-alpine AS builder
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WORKDIR /build
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# Cache de dependências - só rebuild se go.mod/go.sum mudar
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COPY go.mod go.sum ./
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RUN --mount=type=cache,target=/go/pkg/mod \
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go mod download && go mod verify
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# Copia código fonte
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COPY . .
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# Build otimizado com cache
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RUN --mount=type=cache,target=/go/pkg/mod \
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--mount=type=cache,target=/root/.cache/go-build \
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CGO_ENABLED=0 GOOS=linux GOARCH=amd64 \
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go build -trimpath -ldflags="-s -w" \
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-o /app/server ./cmd/api
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# ===== STAGE 2: Runtime (distroless - segurança + mínimo ~2MB) =====
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FROM gcr.io/distroless/static-debian12:nonroot
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# Binary
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COPY --from=builder /app/server /server
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EXPOSE 8214
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ENTRYPOINT ["/server"]
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