Use npm cache

Signed-off-by: David Gageot <[email protected]>

Author: dgageot

src/extension/Dockerfile

@@ -3,11 +3,9 @@
 FROM --platform=$BUILDPLATFORM node:23-alpine3.21@sha256:86703151a18fcd06258e013073508c4afea8e19cd7ed451554221dd00aea83fc AS client-builder
 WORKDIR /ui
 COPY ui/package.json ui/package-lock.json ./
-RUN --mount=type=cache,target=/usr/src/app/.npm \
-    npm set cache /usr/src/app/.npm && \
-    npm ci
+RUN --mount=type=cache,target=/root/.npm npm ci
 COPY ui/. .
-RUN npm run build
+RUN --mount=type=cache,target=/root/.npm npm run build
 
 FROM alpine:3.21@sha256:a8560b36e8b8210634f77d9f7f9efd7ffa463e380b75e2e74aff4511df3ef88c
 ARG TARGETARCH