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devops/docker/Dockerfile

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+# Frontend build stage
+FROM node:25-alpine AS frontend-builder
+
+WORKDIR /frontend
+
+ARG VITE_API_BASE_URL
+ENV VITE_API_BASE_URL=${VITE_API_BASE_URL}
+
+COPY frontend/package*.json ./
+RUN npm install
+
+COPY frontend/ .
+RUN npm run build
+
+# Backend build stage
+FROM golang:1.26-alpine AS backend-builder
+
+WORKDIR /app
+
+RUN apk add --no-cache git
+
+COPY backend/go.mod backend/go.sum ./
+RUN go mod download
+
+COPY backend/ .
+
+# Build the binary
+RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o server ./cmd/server/main.go
+
+# Final stage
+FROM alpine:latest
+
+RUN apk --no-cache add ca-certificates
+
+WORKDIR /root/
+
+COPY --from=backend-builder /app/server .
+COPY --from=frontend-builder /frontend/dist ./public
+
+EXPOSE 8080
+
+CMD ["./server"]