diff --git a/compose-merge/common-services.yml b/compose-merge/common-services.yml
new file mode 100644
index 0000000..e54c5f9
--- /dev/null
+++ b/compose-merge/common-services.yml
@@ -0,0 +1,5 @@
+services:
+  base-app:
+    image: nginx:latest  # Imagen base
+    ports:
+      - "80:80"  # Puerto expuesto
diff --git a/compose-merge/compose.yml b/compose-merge/compose.yml
new file mode 100644
index 0000000..975e915
--- /dev/null
+++ b/compose-merge/compose.yml
@@ -0,0 +1,13 @@
+services:
+  web-service:
+    extends:
+      file: common-services.yml  # Apunta al archivo común
+      service: base-app  # Usa el servicio base
+    environment:
+      - ENVIRONMENT=production  # Sobrescribe o agrega configuración
+
+  worker-service:
+    extends:
+      file: common-services.yml
+      service: base-app
+    command: ["/bin/sh", "-c", "while true; do echo 'Worker running'; sleep 10; done"]  # Cambia el comando