Add pipeline tag: text-retrieval

This PR improves the model card by adding the `pipeline_tag: text-retrieval` to the metadata. This ensures the model is correctly categorized and more easily discoverable on the Hugging Face Hub for users looking for text retrieval models.

README.md

@@ -1,16 +1,16 @@
 ---
-tags:
-- transformers
-- sentence-transformers
+base_model:
+- bge-base-en
 language:
 - en
-license: apache-2.0
 library_name: transformers
-base_model:
-- bge-base-en
+license: apache-2.0
+tags:
+- transformers
+- sentence-transformers
 model_index:
 - name: kpr-bge-base-en
-results:
+pipeline_tag: text-retrieval
 ---
 
 # Knowledgeable Embedding: kpr-bge-base-en