Change base images

frontend/Dockerfile

@@ -1,4 +1,4 @@
-FROM node:20-slim AS build
+FROM docker.io/library/node:20-slim AS build
 WORKDIR /app
 COPY package*.json ./
 ARG VITE_API_BASE
@@ -7,7 +7,7 @@ RUN npm install --no-progress
 COPY . .
 RUN npm run build
 
-FROM nginx:1.27-alpine AS final
+FROM docker.io/library/nginx:1.27-alpine AS final
 COPY nginx.conf /etc/nginx/conf.d/default.conf
 COPY --from=build /app/dist /usr/share/nginx/html/taller
 EXPOSE 8081