Check PromptKit selector collisions against installed flags

promptkit.go

@@ -128,6 +128,10 @@ func RegisterPromptKit[C any](app *App, suite PromptKitSuite[C]) error {
 func normalizePromptKitSuite[C any](suite PromptKitSuite[C]) (PromptKitSuite[C], error) {
 	normalized := suite
 	normalized.Selectors = append([]Selector[C](nil), suite.Selectors...)
+	standardNames := map[string]bool{"help": true}
+	for _, flag := range promptKitInputFlags(PromptKitSuite[C]{}, suite.InspectPrompt != nil) {
+		standardNames[flag.binding.meta.Name] = true
+	}
 	seenNames := make(map[string]struct{}, len(normalized.Selectors))
 	seenShorts := make(map[string]struct{}, len(normalized.Selectors))
 	for i, selector := range normalized.Selectors {
@@ -139,8 +143,7 @@ func normalizePromptKitSuite[C any](suite PromptKitSuite[C]) (PromptKitSuite[C],
 		if !validFlagName(meta.Name) {
 			return PromptKitSuite[C]{}, fmt.Errorf("PromptKit selector flag name %q is invalid", meta.Name)
 		}
-		switch meta.Name {
-		case "config", "overlay", "scope", "format", "version", "help":
+		if standardNames[meta.Name] {
 			return PromptKitSuite[C]{}, fmt.Errorf("PromptKit selector flag --%s conflicts with a standard flag", meta.Name)
 		}
 		if meta.Short == "h" {