40 lines
1.7 KiB
Docker
40 lines
1.7 KiB
Docker
# ==================== 阶段 1：构建前端 SPA ====================
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FROM node:20-alpine AS ui
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# 国内网络直连官方源不稳定，npm 走 npmmirror
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ENV npm_config_registry=https://registry.npmmirror.com
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WORKDIR /ui
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COPY ui-src/package.json ui-src/package-lock.json ./
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RUN npm ci
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COPY ui-src/ ./
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RUN npm run build
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# ==================== 阶段 2：构建后端二进制（modernc sqlite 纯 Go，无 CGO） ====================
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FROM golang:1.26 AS build
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# 国内网络直连官方源不稳定，go module 走 goproxy.cn
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ENV GOPROXY=https://goproxy.cn,direct
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WORKDIR /app
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COPY go.mod go.sum ./
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RUN go mod download
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COPY . .
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RUN CGO_ENABLED=0 go build -ldflags="-s -w" -o rag-local .
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# ==================== 阶段 3：精简运行镜像 ====================
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# 时区数据与 CA 证书直接从 golang 构建阶段拷贝，避免 apk 联网拉包（构建环境可能无外网）
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FROM alpine:3.20
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WORKDIR /app
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COPY --from=build /usr/share/zoneinfo /usr/share/zoneinfo
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COPY --from=build /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
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# gse 中文分词词典：LoadDict 按编译期源码位置（builder 的 /go/pkg/mod/...）逐文件加载整套 zh 词典，运行时必须同路径存在
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COPY --from=build /go/pkg/mod/github.com/go-ego/gse@v1.0.2/data/dict/zh /go/pkg/mod/github.com/go-ego/gse@v1.0.2/data/dict/zh
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RUN adduser -D -u 1000 app && \
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mkdir -p /app/data /app/workspace && \
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chown -R app:app /app
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ENV TZ=Asia/Shanghai
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COPY --from=build /app/rag-local /app/rag-local
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COPY --from=build /app/config.yml /app/config.yml
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COPY --from=ui /ui/dist /app/ui-src/dist
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USER app
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EXPOSE 8080
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VOLUME ["/app/data", "/app/workspace"]
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ENTRYPOINT ["/app/rag-local"]
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