Move SCUM lifecycle ownership to plugin

platform/service/lifecycle_defaults.go

@@ -0,0 +1,23 @@
+package service
+
+import "browser.local/platform/domain"
+
+func applyPluginCreateDefaults(plugin domain.GamePlugin, definition domain.ServerDeploymentDefinition) domain.ServerDeploymentDefinition {
+	definition = domain.CopyServerDeploymentDefinition(definition)
+	if definition.Mode != domain.ServerDeploymentModeGuided {
+		return definition
+	}
+	if definition.CreateInputs == nil {
+		definition.CreateInputs = map[string]string{}
+	}
+	for _, field := range plugin.CreateFields {
+		if _, present := definition.CreateInputs[field.Key]; !present && field.DefaultValue != "" {
+			definition.CreateInputs[field.Key] = field.DefaultValue
+		}
+	}
+	return definition
+}
+
+func deploymentNeedsCompleteRuntimeBinding(_ domain.GamePlugin, definition domain.ServerDeploymentDefinition) bool {
+	return definition.Mode == ""
+}