Create requirements.txt

requirements.txt

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+# Core Dependencies - Hugging Face Spaces Compatible
+streamlit==1.28.1
+pandas==2.0.3
+numpy==1.24.3
+
+# Graph Analysis (replaced NetworkX with Grape)
+grape-graph==0.1.7
+
+# Visualization
+matplotlib==3.7.2
+plotly==5.15.0
+seaborn==0.12.2
+
+# Additional utilities
+scipy==1.11.1
+
+# Note for Hugging Face Spaces:
+# Grape requires Rust to be installed for compilation
+# If deployment fails, consider using NetworkX as fallback:
+# networkx==3.1
+# 
+# For local development with Grape:
+# 1. Install Rust: https://rustup.rs/
+# 2. Run: pip install grape-graph
+#
+# Alternative: Use pre-compiled wheels if available:
+# pip install --only-binary=grape-graph grape-graph