Move /e2e -> /e2e-tests

e2e-tests/cypress/Dockerfile.webhook

@@ -0,0 +1,13 @@
+FROM node:14-alpine
+
+RUN apk update && apk upgrade && \
+    apk add --no-cache bash git openssh
+
+WORKDIR /usr/src
+RUN npm install axios express client-oauth2@larkox/js-client-oauth2#e24e2eb5dfcbbbb3a59d095e831dbe0012b0ac49
+COPY ./tests/plugins/post_message_as.js /usr/src/tests/plugins/post_message_as.js
+COPY ./utils/webhook_utils.js /usr/src/utils/webhook_utils.js
+COPY ./webhook_serve.js /usr/src
+
+EXPOSE 3000
+CMD [ "node", "webhook_serve.js" ]