ejoras en el docker yaml

backend/Dockerfile

@@ -3,38 +3,30 @@ FROM node:20-alpine AS builder
 
 WORKDIR /app
 
-# Copiar archivos de dependencias
 COPY package*.json ./
-
-# Instalar dependencias
 RUN npm ci
 
-# Copiar código fuente
 COPY . .
-
-# Build
 RUN npm run build
 
+# Test stage (para CI/CD)
+FROM builder AS test
+CMD ["npm", "test"]
+
 # Production stage
-FROM node:20-alpine
+FROM node:20-alpine AS production
 
 WORKDIR /app
 
-# Crear usuario no-root
 RUN addgroup -g 1001 -S nodejs && \
     adduser -S nestjs -u 1001
 
-# Copiar package.json
 COPY package*.json ./
-
-# Instalar SOLO dependencias de producción
 RUN npm ci --only=production && \
     npm cache clean --force
 
-# Copiar build desde stage anterior
 COPY --from=builder /app/dist ./dist
 
-# Cambiar a usuario no-root
 USER nestjs
 
 EXPOSE 3000

backend/docker-compose.test.yml

@@ -0,0 +1,49 @@
+services:
+  nestjs-test:
+    build:
+      context: ./backend
+      dockerfile: Dockerfile
+      target: test  # 🔥 Usa el stage "test"
+    environment:
+      DB_HOST: postgres
+      DB_PORT: "5432"
+      DB_NAME: "${DB_NAME}"
+      DB_USER: "${DB_USER}"
+      DB_PASSWORD: "${DB_PASSWORD}"
+      REDIS_HOST: redis
+      REDIS_PORT: "6379"
+    depends_on:
+      postgres:
+        condition: service_healthy
+      redis:
+        condition: service_healthy
+    networks:
+      - my_network
+
+  postgres:
+    image: postgres:14-alpine
+    environment:
+      POSTGRES_USER: "${DB_USER}"
+      POSTGRES_PASSWORD: "${DB_PASSWORD}"
+      POSTGRES_DB: "${DB_NAME}"
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U $$POSTGRES_USER"]
+      interval: 5s
+      timeout: 3s
+      retries: 3
+    networks:
+      - my_network
+
+  redis:
+    image: redis:7-alpine
+    healthcheck:
+      test: ["CMD", "redis-cli", "ping"]
+      interval: 5s
+      timeout: 3s
+      retries: 3
+    networks:
+      - my_network
+
+networks:
+  my_network:
+    driver: bridge