Update Dockerfile

Dockerfile

@@ -4,6 +4,11 @@ FROM node:18-alpine AS builder
 RUN apk add --no-cache git python3 make g++ bash findutils
 WORKDIR /app
 COPY . .
+COPY vue-devtools /app/vue-devtools
+RUN cd /app/vue-devtools \
+ && npm install -g lerna \
+ && npm install \
+ && npm run build
 RUN npm install @babel/runtime --save --legacy-peer-deps
 RUN npm ci --no-audit --no-fund || npm install --no-audit --no-fund
 RUN npm run build
@@ -17,15 +22,9 @@ RUN mkdir -p /build_output \
 FROM python:3.11-slim
 RUN pip install --no-cache-dir flask
 WORKDIR /app
-# vue-devtools ビルド
-RUN cd vue-devtools \
- && npm install -g lerna \
- && npm install \
- && npm run build
 
 COPY --from=builder /build_output/eruda-vue.js /app/static/eruda-vue.js
 COPY app.py /app/app.py
-COPY vue-devtools /app/vue-devtools
 
 EXPOSE 7860
 CMD ["python", "app.py"]