Fix Docker file

Dockerfile

@@ -1,12 +1,14 @@
 FROM python:3.9
 
+RUN apt-get update && apt-get install -y \
+    libgl1-mesa-glx \
+    && rm -rf /var/lib/apt/lists/*
+
 WORKDIR /code
 
 COPY ./requirements.txt /code/requirements.txt
 
-RUN apt-get update && apt-get install -y \
-    libgl1-mesa-glx \
-    && rm -rf /var/lib/apt/lists/*
+RUN pip install --upgrade pip
 
 RUN pip install --no-cache-dir --upgrade -r /code/requirements.txt
 

requirements.txt

@@ -3,4 +3,6 @@ uvicorn
 pydantic==1.10.13
 requests
 pymongo
-vnstock
+vnstock
+pandas
+numpy