* Set optimism geth endpoint from env file
* Set L1 account private keys from env
* Only deploy contract and generate invite in mobymask container
* Add readme for running mobymask v2 stack independently
* Modify mobymask container to stop running server and update readmes
* Check deployer account balance before deploying contract
* Fix for checking account balance before deploying
* Update readme description
* Update MobyMask repo tag in readme
Former-commit-id: 94e38ceaba
