diff --git a/Dockerfile b/Dockerfile
index a2650bff..d93d7137 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,20 +1,19 @@
 FROM oven/bun:1@sha256:0733e50325078969732ebe3b15ce4c4be5082f18c4ac1a0f0ca4839c2e4e42a7 AS builder
 
 WORKDIR /build
-COPY web/default/package.json .
-RUN bun install
-COPY ./web/default .
-COPY ./VERSION .
-RUN DISABLE_ESLINT_PLUGIN='true' VITE_REACT_APP_VERSION=$(cat VERSION) bun run build
+# 前端是 Bun workspace(根在 web/，含 catalog 与 bun.lock)，必须从 web/ 根安装才能解析 catalog
+COPY web ./web
+COPY VERSION ./VERSION
+WORKDIR /build/web
+RUN bun install --frozen-lockfile
 
-FROM oven/bun:1@sha256:0733e50325078969732ebe3b15ce4c4be5082f18c4ac1a0f0ca4839c2e4e42a7 AS builder-classic
+# 构建 default 前端 → web/default/dist
+WORKDIR /build/web/default
+RUN DISABLE_ESLINT_PLUGIN='true' VITE_REACT_APP_VERSION=$(cat /build/VERSION) bun run build
 
-WORKDIR /build
-COPY web/classic/package.json .
-RUN bun install
-COPY ./web/classic .
-COPY ./VERSION .
-RUN VITE_REACT_APP_VERSION=$(cat VERSION) bun run build
+# 构建 classic 前端 → web/classic/dist
+WORKDIR /build/web/classic
+RUN VITE_REACT_APP_VERSION=$(cat /build/VERSION) bun run build
 
 FROM golang:1.26.1-alpine@sha256:2389ebfa5b7f43eeafbd6be0c3700cc46690ef842ad962f6c5bd6be49ed82039 AS builder2
 ENV GO111MODULE=on CGO_ENABLED=0
@@ -32,8 +31,8 @@ ADD go.mod go.sum ./
 RUN go mod download
 
 COPY . .
-COPY --from=builder /build/dist ./web/default/dist
-COPY --from=builder-classic /build/dist ./web/classic/dist
+COPY --from=builder /build/web/default/dist ./web/default/dist
+COPY --from=builder /build/web/classic/dist ./web/classic/dist
 RUN go build -ldflags "-s -w -X 'github.com/QuantumNous/new-api/common.Version=$(cat VERSION)'" -o new-api
 
 FROM debian:bookworm-slim@sha256:f06537653ac770703bc45b4b113475bd402f451e85223f0f2837acbf89ab020a