1_backend_course https://www.youtube.com/watch?v=rx6CPDK_5mU&list=PLy_6D98if3ULEtXtNSY_2qN21VCKgoQAE
docker exec -it backend_corse_postgres bash psql -U back -d back_db docker exec -it backend_corse_postgres psql -U back -d back_db
1_backend_course https://www.youtube.com/watch?v=rx6CPDK_5mU&list=PLy_6D98if3ULEtXtNSY_2qN21VCKgoQAE
docker exec -it backend_corse_postgres bash psql -U back -d back_db docker exec -it backend_corse_postgres psql -U back -d back_db