perf: add BuildKit cache mount to npm ci

Author: Algorithm5838

Dockerfile

@@ -36,7 +36,8 @@ WORKDIR /app
 RUN apk add --no-cache git
 
 COPY package.json package-lock.json ./
-RUN npm ci --force
+RUN --mount=type=cache,target=/root/.npm \
+    npm ci --force --no-audit --no-fund
 
 COPY . .
 ENV APP_BUILD_HASH=${BUILD_HASH}