fix build

Dockerfile

@@ -23,6 +23,10 @@ RUN apk add linux-headers build-base go git && \
     cd ../amneziawg-tools/src && \
     make
 
+FROM docker.io/library/node:krypton-alpine AS build-libsql
+WORKDIR /app
+RUN npm install --no-save --omit=dev libsql
+
 # Copy build result to a new image.
 # This saves a lot of disk space.
 FROM docker.io/library/node:krypton-alpine
@@ -35,9 +39,8 @@ COPY --from=build /app/.output /app
 # Copy migrations
 COPY --from=build /app/server/database/migrations /app/server/database/migrations
 # libsql (https://github.com/nitrojs/nitro/issues/3328)
-RUN cd /app/server && \
-    npm install --no-save --omit=dev libsql && \
-    npm cache clean --force
+COPY --from=build-libsql /app/node_modules /app/server/node_modules
+
 # cli
 COPY --from=build /app/cli/cli.sh /usr/local/bin/cli
 RUN chmod +x /usr/local/bin/cli