Merge Request Check Updates

Updates and improvements to Merge Request Check container

merge-request-check/Dockerfile

@@ -14,9 +14,12 @@ LABEL org.label-schema.build-date=$BUILD_DATE \
 RUN mkdir /code
 WORKDIR /code
 
+RUN apk add --no-cache bash git
+
 COPY requirements.txt ./
 RUN pip install --no-cache-dir -r requirements.txt
 
 COPY approval_check.py ./
+COPY merge_review_check.sh ./
 
 CMD ["python", "approval_check.py"]