v1.1.0-f78176a-202304201000

Add instructions to join MobyMask watcher p2p network  (#346)

* Refactor L2 enpoint check to contract deployment script

* Add instructions to join to an existing watcher network

* Include mobymask-v2-watcher-ts in repositories setup

* Add a clean up section and expected outputs

* Add a troubleshooting section

* Use lxdao frontend

* Update instructions for updated UI

Former-commit-id: f78176a27fe7b180e5d4197e8b29dbaed323874e