Moved projects selector to a Stimulus controller

app/javascript/controllers/projects_selector_controller.js

@@ -0,0 +1,14 @@
+import { Controller } from '@hotwired/stimulus'
+
+class ProjectsSelectorController extends Controller {
+    static values = {
+        frame: String
+    }
+
+    changeProject(event) {
+        const href = event.target.value
+        Turbo.visit(href, {action: 'advance', frame: this.frameValue})
+    }
+}
+
+export default ProjectsSelectorController