Merge pull request #164 from marcbal77/feature/third-party-api-models

Completed review updates & merging feat: Add support for third-party API models

Author: marcbal77

.gitignore

@@ -42,4 +42,10 @@ biolearn/test/data/external/
 biolearn/test/data/testset/testset_methylation_part0.csv
 biolearn/test/data/testset/testset_metadata.csv
 
-.env
+.env
+
+# API credentials and sensitive files
+*_api_key*
+*_credentials*
+**/hurdle_credentials.json
+**/.biolearn/