register has dropdown now

client/src/pages/register/suggestions.rs

@@ -0,0 +1,36 @@
+// src/pages/register/suggestions.rs
+
+use anyhow::Result;
+use async_trait::async_trait;
+use canvas::{SuggestionItem, SuggestionsProvider};
+
+// Keep the async provider if you want, but add this sync helper and shared data.
+const ROLES: &[&str] = &["admin", "moderator", "accountant", "viewer"];
+
+pub fn role_suggestions_sync(query: &str) -> Vec<SuggestionItem> {
+    let q = query.to_lowercase();
+    ROLES
+        .iter()
+        .filter(|r| q.is_empty() || r.to_lowercase().contains(&q))
+        .map(|r| SuggestionItem {
+            display_text: (*r).to_string(),
+            value_to_store: (*r).to_string(),
+        })
+        .collect()
+}
+
+pub struct RoleSuggestionsProvider;
+
+#[async_trait]
+impl SuggestionsProvider for RoleSuggestionsProvider {
+    async fn fetch_suggestions(
+        &mut self,
+        field_index: usize,
+        query: &str,
+    ) -> Result<Vec<SuggestionItem>> {
+        if field_index != 4 {
+            return Ok(Vec::new());
+        }
+        Ok(role_suggestions_sync(query))
+    }
+}