Update requirements.txt

requirements.txt

@@ -1,5 +1,34 @@
+# Core dependencies
 gradio>=4.0.0
 pandas
 numpy
+
+# NLP libraries
+spacy>=3.0.0
+nltk
+
+# YAKE - lightweight, works well in HF Spaces
 yake
-scikit-learn
+
+# KeyBERT and dependencies - these should work
+keybert
+sentence-transformers
+
+# Try PKE without git+ syntax
+# If this doesn't work, we'll handle it in the code
+pke
+
+# RaKUn - lightweight
+mrakun
+
+# Additional dependencies
+scikit-learn
+networkx
+scipy
+
+# If PKE fails, try adding these manually:
+# unidecode
+# six
+# networkx
+# scipy
+# scikit-learn