feat: add debug level variables into the CLI app env variables

Author: yaroslav8765

adminforth/commands/createApp/templates/.env.local.hbs

@@ -1,5 +1,8 @@
 ADMINFORTH_SECRET=123
 NODE_ENV=development
+DEBUG_LEVEL=info
+AF_DEBUG_LEVEL=info
+DB_DEBUG_LEVEL=info
 DATABASE_URL={{{dbUrl}}}
 {{#if prismaDbUrl}}
 PRISMA_DATABASE_URL={{{prismaDbUrl}}}