fix: install git for durable state recovery

Dockerfile

@@ -5,6 +5,10 @@ ENV PYTHONPATH=/app/modelhub_submmit_api
 
 WORKDIR /app
 
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends ca-certificates git \
+    && rm -rf /var/lib/apt/lists/*
+
 COPY requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt