add: docker and test files

Dockerfile

@@ -0,0 +1,28 @@
+FROM python:3.9-alpine AS builder
+
+ENV PIP_DISABLE_PIP_VERSION_CHECK=1
+ENV PIP_EXTRA_INDEX_URL=https://pip.grassrootseconomics.net
+
+WORKDIR /home/root/app
+
+RUN apk add --update build-base linux-headers libffi-dev openssl-dev
+
+RUN python -m venv /opt/venv
+ENV PATH="/opt/venv/bin:$PATH"
+ADD requirements.txt .
+
+RUN --mount=type=cache,target=/root/.cache \
+    pip install -r requirements.txt
+
+FROM python:3.9-alpine
+WORKDIR /home/root/app
+
+RUN apk add --no-cache gnupg
+
+COPY . .
+
+COPY --from=builder /opt/venv /opt/venv
+ENV PATH="/opt/venv/bin:$PATH"
+
+EXPOSE 80
+CMD uwsgi --wsgi-file cic_auth_helper/runnable/server.py --http :80 --pyargv "-vv"