ready to deploy

docker-compose.yaml

 version: '3'
 services:
   api:
-    container_name: api1.0
     restart: always
     build: .
     ports:
@@ -9,11 +8,6 @@ services:
     depends_on:
       - mongo
   mongo:
-    container_name: mongo
     image: mongo
-    ports:
-      - '27017:27017'
     volumes: 
       - './mongodbdata:/data/db'
-
-#sudo docker-compose up
\ No newline at end of file

main.go

@@ -32,7 +32,7 @@ func main() {
 	// define the mongo client
 	// without docker you must be use this url --> mongodb://127.0.0.1:27017
 	// with docker you must be use this url --> mongodb://mongo:27017/
-	clientOptions := options.Client().ApplyURI("mongodb://mongodb:27017/")
+	clientOptions := options.Client().ApplyURI("mongodb://mongo:27017/")
 	client, errMongo := mongo.Connect(ctx, clientOptions)
 	// errMongo
 	if errMongo != nil {
@@ -95,4 +95,4 @@ func main() {
 	if err := http.ListenAndServe(":"+port, router); err != nil {
 		log.Fatal(err)
 	}
-}
\ No newline at end of file
+}