Add pipeline tag and link to code

This PR adds the `pipeline_tag` to the model card.
It also adds a link to the Github repository.

README.md

@@ -1,12 +1,17 @@
 ---
-license: mit
+base_model:
+- microsoft/resnet-18
 datasets:
 - flwrlabs/pacs
 language:
 - en
+license: mit
 metrics:
 - accuracy
-base_model:
-- microsoft/resnet-18
+pipeline_tag: image-classification
+library_name: transformers
 ---
-arxiv.org/abs/2505.24216
+
+arxiv.org/abs/2505.24216
+
+Code: https://github.com/PrasannaPulakurthi/SPM