Update working directory in Dockerfile

dockerfile

@@ -7,7 +7,7 @@ ENV FLASK_APP=app.py \
     FLASK_RUN_PORT=7860
 
 # Set the working directory in the container
-WORKDIR /app
+WORKDIR /code
 
 # Copy the requirements file into the container at /app
 COPY requirements.txt .
@@ -19,7 +19,7 @@ RUN pip install -r requirements.txt
 RUN --mount=type=secret,id=OPENAI_API_KEY,mode=0444,required=true
 
 # Copy the rest of the application code into the container at /app
-COPY . .
+COPY . /code
 
 # Expose the port that Flask is running on
 EXPOSE 7860