Update Dockerfile

Dockerfile

@@ -6,11 +6,7 @@ RUN apt-get update \
     && apt-get install -y git
 
 RUN pip install --upgrade --no-cache-dir pip \
-    && pip install --upgrade --no-cache-dir emoji \
-    && pip install --upgrade --no-cache-dir langchain \
-    && pip install --upgrade --no-cache-dir openai \
-    && pip install --upgrade --no-cache-dir pandas \
-    && pip install --upgrade --no-cache-dir streamlit
+    && pip install --upgrade --no-cache-dir requirements.txt
 
 RUN git clone https://github.com/lerocha/chinook-database.git \
     && cp chinook-database/ChinookDatabase/DataSources/Chinook_Sqlite.sql .