Update dockerfile

dockerfile

@@ -1,22 +1,16 @@
-from sentence_transformers import SentenceTransformer
-from transformers import AutoModelForQuestionAnswering, AutoTokenizer, pipeline
+# Read the doc: https://huggingface.co/docs/hub/spaces-sdks-docker
+# you will also find guides on how best to write your Dockerfile
 
+FROM python:3.9
 
-model = SentenceTransformer("sentence-transformers/all-MiniLM-L6-v2")
-question_model = "deepset/tinyroberta-squad2"
+RUN useradd -m -u 1000 user
+USER user
+ENV PATH="/home/user/.local/bin:$PATH"
 
-nlp = pipeline('question-answering', model=question_model, tokenizer=question_model)
+WORKDIR /app
 
+COPY --chown=user ./requirements.txt requirements.txt
+RUN pip install --no-cache-dir --upgrade -r requirements.txt
 
-def modifyQuery(query_string):
-	binary_embeddings = model.encode([query_string], precision="binary")
-	return binary_embeddings[0].tolist()
-
-
-def answerQuestion(question, context):
-	QA_input = {
-		'question': question,
-		'context': context
-	}
-	res = nlp(QA_input)
-	return res['answer']
+COPY --chown=user . /app
+CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]