Use minimal requirements to fix Flask installation issue

spaces_requirements.txt

@@ -1,18 +1,12 @@
-# Hugging Face Spaces requirements
-# This file contains the dependencies needed for deployment
+# Minimal requirements for Hugging Face Spaces
+# Simplified to ensure reliable installation
 
 transformers==4.40.0
 torch==2.2.0
 flask==3.1.2
 python-dotenv==1.0.1
-datasets==4.4.2
-accelerate==1.12.0
-sentence-transformers==2.2.2
-scikit-learn==1.5.0
-blinker==1.9.0
-itsdangerous==2.2.0
+# Core Flask dependencies
 werkzeug==3.1.5
-# Ensure proper Flask dependencies
-click==8.1.7
 jinja2==3.1.4
-markupsafe==2.1.5
+click==8.1.7
+itsdangerous==2.2.0