Feature/siprec client (#45)

* updateCall now supports record action to start, stop, pause, or resume siprec

* update Dockerfile

Dockerfile

@@ -1,4 +1,4 @@
-FROM node:17
+FROM node:lts-slim
 WORKDIR /opt/app/
 COPY package.json ./
 RUN npm install
@@ -7,4 +7,4 @@ COPY . /opt/app
 ARG NODE_ENV
 ENV NODE_ENV $NODE_ENV
 
-CMD [ "npm", "start" ]
+CMD [ "npm", "start" ]