Added docker file and requirements

Dockerfile

@@ -0,0 +1,10 @@
+FROM python:3
+
+WORKDIR /usr/src/app
+
+COPY requirements.txt ./
+RUN pip install --no-cache-dir -r requirements.txt
+
+COPY . .
+
+CMD [ "python", "./labeler.py" ]

requirements.txt

@@ -0,0 +1,3 @@
+#logging
+#email
+#subprocess