feat: initialize database

compose.yml

@@ -11,6 +11,8 @@ services:
       - "${POSTGRES_PORT}:5432"
     volumes:
       - postgres_data:/var/lib/postgresql/data
+      - ./postgres/init.sql:/docker-entrypoint-initdb.d/init.sql:ro
+
     networks:
       - teacinema
 
@@ -46,3 +48,4 @@ volumes:
 
 networks:
   teacinema:
+    external: true

postgres/init.sql

@@ -0,0 +1,2 @@
+CREATE DATABASE teacinema_auth;
+CREATE DATABASE teacinema_users;