Loads of updates to extensions and their documentation

functions/extensions/misp/Dockerfile

@@ -0,0 +1,23 @@
+FROM python:3.9.4-alpine as base
+
+FROM base as builder 
+
+RUN mkdir /install
+WORKDIR /install
+
+FROM base
+RUN apk add g++
+
+COPY --from=builder /install /usr/local
+COPY requirements.txt /requirements.txt
+RUN pip3 install -r /requirements.txt
+
+
+RUN mkdir /app
+WORKDIR /app
+COPY requirements.txt /app/requirements.txt
+RUN python3 -m pip install -r /app/requirements.txt
+
+COPY sub.py /app/sub.py
+
+CMD ["python3", "sub.py"]