chore: upgrade torch to >=2.6.0 for CVE-2025-32434 compatibility

Dockerfile

@@ -18,7 +18,7 @@ RUN useradd -m -u 1000 user
 
 # Install Python dependencies as root
 COPY requirements.txt .
-RUN pip install --no-cache-dir torch --index-url https://download.pytorch.org/whl/cpu
+RUN pip install --no-cache-dir "torch>=2.6.0" --index-url https://download.pytorch.org/whl/cpu
 RUN pip install --no-cache-dir -r requirements.txt
 
 # Copy application files and change ownership to the non-root user

requirements.txt

@@ -2,7 +2,7 @@ fastapi>=0.100.0
 uvicorn>=0.20.0
 pillow>=9.0.0
 numpy>=1.20.0
-torch>=2.0.0
+torch>=2.6.0
 transformers>=4.30.0
 python-multipart>=0.0.6
 datasets