Update Dockerfile

Dockerfile

@@ -33,8 +33,8 @@ COPY requirements.txt .
 RUN pip install --no-cache-dir -U pip && \
     pip install --no-cache-dir -r requirements.txt
 
-# Download U^2-Net model file
-RUN wget -O u2net.pth https://github.com/xuebinqin/U-2-Net/raw/master/model/u2net.pth
+# Download U^2-Net model file from Google Drive
+RUN gdown https://drive.google.com/uc?id=1ao1ovG1Qtx4b7EoskHXmi2E9rp5CHLcZ -O u2net.pth
 
 # Copy U^2-Net module and application code
 COPY u2net.py .