hotfix: 도커 git 설정 추가

Dockerfile

@@ -8,7 +8,15 @@ WORKDIR /usr/src/app
 ENV PYTHONDONTWRITEBYTECODE 1
 ENV PYTHONUNBUFFERED 1
 
+# install git
+RUN apt-get update && apt-get install -y git
+
+# set safe directory for git
+RUN git config --global --add safe.directory /usr/src/app
+
+# copy project files
 COPY . /usr/src/app/
+
 # install dependencies
 RUN pip install --upgrade pip
-RUN pip install -r requirements.txt
+RUN pip install -r requirements.txt