Actualizar Dockerfile

Dockerfile

@@ -1,10 +1,19 @@
+# syntax=docker/dockerfile:1.6
 FROM node:22-alpine
 
 WORKDIR /app
-COPY package*.json ./
-RUN npm ci --omit=dev
 
+# Copiamos solo manifests primero para cachear deps
+COPY package*.json ./
+
+# Instala deps (production). Cachea npm para builds siguientes.
+RUN --mount=type=cache,target=/root/.npm \
+    npm ci --omit=dev
+
+# Copia el resto del código
 COPY . .
+
 ENV NODE_ENV=production
 EXPOSE 3000
-CMD ["node", "server.js"]
+
+CMD ["npm","run","start"]