PKCE is now default enabled. You can now create public / no-secret apps OIDC apps

app/javascript/controllers/application_form_controller.js

@@ -1,7 +1,7 @@
 import { Controller } from "@hotwired/stimulus"
 
 export default class extends Controller {
-  static targets = ["appTypeSelect", "oidcFields", "forwardAuthFields"]
+  static targets = ["appTypeSelect", "oidcFields", "forwardAuthFields", "pkceOptions"]
 
   connect() {
     this.updateFieldVisibility()
@@ -21,4 +21,17 @@ export default class extends Controller {
       this.forwardAuthFieldsTarget.classList.add('hidden')
     }
   }
+
+  updatePkceVisibility(event) {
+    // Show PKCE options for confidential clients, hide for public clients
+    const isPublicClient = event.target.value === "true"
+
+    if (this.hasPkceOptionsTarget) {
+      if (isPublicClient) {
+        this.pkceOptionsTarget.classList.add('hidden')
+      } else {
+        this.pkceOptionsTarget.classList.remove('hidden')
+      }
+    }
+  }
 }