Added a docker file and requirements

Dockerfile

@@ -0,0 +1,14 @@
+FROM python:3.8-alpine
+
+RUN set -eux; \
+	apk --no-cache add --virtual build-dependencies gcc musl-dev  \
+		libffi-dev \
+        libxml2-dev \
+        libxslt-dev \
+        openssl-dev \
+        unzip curl && \
+	apk add --no-cache libpq-dev; \
+	pip install -U pip; \
+	pip install -r requirements.txt && \
+	apk del --purge build-dependencies gcc; \
+	rm -rf /var/cache/apk/*

README.md

@@ -1,3 +1,5 @@
 # pytest
 
+[![Build Status](https://dci.raffbrains.xyz/api/badges/Custom-Dockers/pytest/status.svg)](https://dci.raffbrains.xyz/Custom-Dockers/pytest)
+
 Create alpine docker container, ready to run pytest with xml support