Update Dockerfile

Dockerfile

@@ -11,7 +11,9 @@ ENV PATH="/home/user/.local/bin:$PATH"
 WORKDIR /app
 
 COPY --chown=user ./requirements.txt requirements.txt
-RUN pip install --no-cache-dir --upgrade -r requirements.txt
+RUN pip install --no-cache-dir --upgrade -r requirements.txt && \
+    pip uninstall -y opencv-python || true && \
+    pip install --no-cache-dir --force-reinstall opencv-python-headless>=4.10.0.84
 
 COPY --chown=user . /app
 ENV MCP_TRANSPORT=http