Improved docs

docs/content/doc/development/migrations.md

@@ -32,6 +32,9 @@ date +%Y%m%d%H%M%S
 New migrations should be added via the `init()` function to the `migrations` variable.
 All migrations are sorted before being executed, since `init()` does not guarantee the order.
 
+When you're adding a new struct, you also need to add it to the `models.GetTables()` function
+to ensure it will be created on new installations.
+
 ### Example
 
 ```go