gohorsejobs/backend/Dockerfile
2026-01-06 23:52:32 -03:00

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1.1 KiB
Docker

# syntax=docker/dockerfile:1
FROM mirror.gcr.io/library/golang:1.24-alpine AS builder
RUN apk add --no-cache git ca-certificates tzdata
WORKDIR /build
# 1. Copia arquivos de dependência
COPY go.mod go.sum ./
# 2. Download com cache (Só funciona se o buildkit: true estiver no yml)
RUN --mount=type=cache,target=/go/pkg/mod \
go mod download && go mod verify
# 3. Copia o resto do código
COPY . .
# 4. Build ultra-otimizado
RUN --mount=type=cache,target=/go/pkg/mod \
--mount=type=cache,target=/root/.cache/go-build \
CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build \
-ldflags="-s -w -X main.Version=$(git describe --tags --always 2>/dev/null || echo 'dev')" \
-trimpath \
-o /app/main ./cmd/api
# --- Runner Stage ---
FROM scratch AS runner
COPY --from=builder /usr/share/zoneinfo /usr/share/zoneinfo
COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
COPY --from=builder /app/main /main
COPY --from=builder /build/migrations /migrations
ENV PORT=8521 \
TZ=America/Sao_Paulo \
GODEBUG=netdns=go \
GOGC=50
EXPOSE 8521
ENTRYPOINT ["/main"]