Initial open-source release: Aura CRM platform (core + production)

production/backend/Dockerfile

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+FROM golang:1.25-alpine AS build
+WORKDIR /src
+COPY go.mod go.sum* ./
+# proxy.golang.org redirects module zips to storage.googleapis.com, which
+# some networks/ISPs intermittently time out on. goproxy.cn is a
+# non-Google-hosted mirror that avoids that specific route; go.sum already
+# pins hashes so this doesn't weaken verification. Swap or drop this if it
+# doesn't apply to your build environment.
+ENV GOPROXY=https://goproxy.cn,direct
+RUN go mod download
+COPY . .
+RUN CGO_ENABLED=0 go build -o /out/server ./cmd/server
+
+FROM alpine:3.20
+RUN apk add --no-cache ca-certificates \
+    && addgroup -S app && adduser -S -G app app
+WORKDIR /app
+COPY --from=build --chown=app:app /out/server ./server
+COPY --chown=app:app migrations ./migrations
+COPY --chown=app:app CHANGELOG.md ./CHANGELOG.md
+USER app
+EXPOSE 3000
+ENTRYPOINT ["./server"]