first commit

Co-Authored-By: Codex <noreply@openai.com>

Dockerfile

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+# 构建 Next.js 前端产物。
+FROM oven/bun:1 AS web-build
+
+WORKDIR /app/web
+COPY web/package.json web/bun.lock ./
+RUN --mount=type=cache,target=/root/.bun/install/cache bun install --frozen-lockfile --registry=https://registry.npmmirror.com --cache-dir=/root/.bun/install/cache
+COPY VERSION /app/VERSION
+COPY web ./
+RUN bun run build
+
+# 构建 Go 后端入口。
+FROM golang:1.25-alpine AS api-build
+
+WORKDIR /app
+COPY go.mod go.sum ./
+COPY config ./config
+COPY handler ./handler
+COPY middleware ./middleware
+COPY model ./model
+COPY repository ./repository
+COPY router ./router
+COPY service ./service
+COPY main.go ./
+RUN go build -o /server .
+
+# 运行镜像：Go 对外监听 3000，Next.js 只在容器内部监听 3001。
+FROM oven/bun:1
+
+WORKDIR /app
+COPY VERSION /app/VERSION
+COPY --from=api-build /server /app/server
+COPY --from=web-build /app/web /app/web
+ENV PROMPT_DATA_DIR=/app/data/prompts
+RUN apt-get update && apt-get install -y --no-install-recommends ca-certificates && rm -rf /var/lib/apt/lists/*
+RUN mkdir -p /app/data/prompts
+
+EXPOSE 3000
+# 先启动内部 Next.js，再由 Go 统一处理 /api/* 和页面反代。
+CMD ["sh", "-c", "cd /app/web && HOSTNAME=0.0.0.0 PORT=3001 bun run start & PORT=3000 /app/server"]