Update requirements.txt

requirements.txt

@@ -1,7 +1,15 @@
-torch>=2.1
-torchvision
-transformers>=4.39
-groundingdino
-segment_anything
+# --- core ---
+torch==2.1.2          # CPU build più stabile negli Spaces
+torchvision==0.16.2
+transformers==4.39.3  # o più recente, purché >=4.39
+
+# --- visione & utilità ---
 opencv-python-headless
-gradio>=4.20
+scikit-image
+
+# --- front‑end ---
+gradio==4.21.0        # Streamlit non serve, restiamo su Gradio
+
+# --- modelli open‑source (installazione via git) ---
+git+https://github.com/IDEA-Research/GroundingDINO.git
+git+https://github.com/facebookresearch/segment-anything.git