feat(docker-compose): added a simple docker compose to get people started with example backend and frontend

docs/getting-started/deployment-other.md

@@ -0,0 +1,27 @@
+# Deployment (Other)
+
+## Deploying Locally
+
+### Try on Docker
+
+Run the following commands if you have Docker environment
+
+```bash
+$ yarn docker-build
+$ docker run --rm -it -p 80:80 spotify/backstage
+```
+
+Then open http://localhost/ on your browser.
+
+### Running with `docker-compose`
+
+Run the following commands if you have docker and docker-compose for a full
+example, with the example backend also deployed.
+
+```bash
+$ yarn docker-build:all
+$ docker-compose up
+```
+
+Then open http://localhost/ on your browser to see the example app with an
+example backend.