Adds steps logic for the register form.

addons/godot-form-validator/rules/validator_rule.gd

@@ -0,0 +1,17 @@
+@tool
+extends Resource
+class_name ValidatorRule
+
+@export var fail_message: String = ""
+
+
+func apply(control: Control, value) -> RuleResult:
+	return RuleResult.new()
+
+
+func is_valid() -> bool:
+	return true
+
+
+func get_invalid_message() -> String:
+	return ""