Update dockerfile

Dockerfile

@@ -2,6 +2,15 @@ FROM python:3.8
 
 WORKDIR /code
 
+# install poetry
+RUN curl -sSL https://install.python-poetry.org | POETRY_VERSION=1.4.2 python3 -
+ENV PATH="${PATH}:/root/.local/bin"
+# copy poetry configs and lock file
+COPY pyproject.toml poetry.lock ./
+
+# Install dependencies
+RUN poetry config virtualenvs.create false && poetry install --no-root --no-interaction
+
 # Set up a new user named "user" with user ID 1000
 RUN useradd -m -u 1000 user
 # Switch to the "user" user
@@ -16,15 +25,6 @@ WORKDIR $HOME/app
 # Copy the current directory contents into the container at $HOME/app setting the owner to the user
 COPY --chown=user . $HOME/app
 
-# install poetry
-RUN curl -sSL https://install.python-poetry.org | POETRY_VERSION=1.4.2 python3 -
-
-# copy poetry configs and lock file
-COPY pyproject.toml poetry.lock ./
-
-# Install dependencies
-RUN poetry config virtualenvs.create false && poetry install --no-root --no-interaction
-
 EXPOSE 7860
 
 CMD ["python", "./hello_world/app.py"]