Update Dockerfile

Dockerfile

@@ -9,6 +9,10 @@ COPY ./requirements.txt /code/requirements.txt
 
 RUN pip install --no-cache-dir --upgrade -r /code/requirements.txt
 
+# Make a directory for Sentence Transformers cache and make it writable
+RUN mkdir -p /app/sentence_transformers_cache && chmod -R 777 /app/sentence_transformers_cache
+
+
 COPY . .
 
 CMD ["gunicorn", "-b", "0.0.0.0:7860", "main:app"]