Refactor description field handling in entity metadata schema

- Updated the `description` field in `create_entity_metadata_schema` to include both Fulltext and Embedding indexing types, enhancing search capabilities.
- Removed commented-out code for clarity and improved readability of the schema definition.

Author: shisoft

src/apps/wikidata/schema.rs

@@ -88,12 +88,12 @@ pub fn create_entity_metadata_schema() -> Schema {
     let key_field = vec!["id".to_string()];
     let fields = vec![
         Field::new_unindexed("id", Type::String), // Entity ID this metadata belongs to
-        // Field::new_indexed(
-        //     "description",
-        //     Type::String,
-        //     vec![IndexType::Fulltext, IndexType::Embedding(embedding_model)],
-        // ),
-        Field::new_indexed("description", Type::String, vec![IndexType::Fulltext]),
+        Field::new_indexed(
+            "description",
+            Type::String,
+            vec![IndexType::Fulltext, IndexType::Embedding(embedding_model)],
+        ),
+        // Field::new_indexed("description", Type::String, vec![IndexType::Fulltext]),
         Field::new_indexed_array("aliases", Type::String, vec![IndexType::Fulltext]),
         Field::new_unindexed_nullable("sitelinks", Type::String), // Optional: JSON string
         Field::new_unindexed_nullable("other_data", Type::String), // Optional: JSON string