Update requirements.txt

requirements.txt

@@ -1,3 +1,24 @@
-altair
-pandas
-streamlit
+# ── Core ──────────────────────────────────────────────────────────────────────
+streamlit>=1.33.0
+pandas>=2.0.0
+
+# ── NLP / ML ──────────────────────────────────────────────────────────────────
+# Use CPU-only torch to keep the Space build fast and free-tier friendly.
+# HF Spaces installs the correct CUDA build automatically if a GPU is attached.
+torch>=2.1.0
+transformers>=4.40.0
+accelerate>=0.27.0
+sentencepiece>=0.1.99
+
+# ── Text analytics helpers ────────────────────────────────────────────────────
+nltk>=3.8.1
+wordcloud>=1.9.3
+
+# ── Plotting ──────────────────────────────────────────────────────────────────
+matplotlib>=3.8.0
+
+# ── File handling ─────────────────────────────────────────────────────────────
+openpyxl>=3.1.2
+
+# ── Scikit (optional – needed if your fine-tuned model uses sklearn tokeniser)
+scikit-learn>=1.4.0