test: cli test solution for zksync-cli

[pcheremu]

What 💻

This is the long living development branch for zksync-cli automation

Why ✋

To prepare set of tests to verify zksync-cli in command line on different platforms

Evidence 📷

Notes 📝

To run CLI tests for zksync-cli do the following:

1. Make preparation steps 1 and 2 from Building for production, or just run npm i && npm run build

2. Make sure you see your development build 0.0.0-development using npx zksync-cli --version. If not, install it in depends of your OS settings: npm i -g . or sudo npm i -g . If you have any other zksync-cli package installed globally npm ls -g, just remove it in advance npm remove zksync-cli -g.

3. Make sure you have Docker on your system.

4. Rename .env.example to .env in ./test/src/ dir and add your wallet private key to this file. F.e.: It may looks like E2E_TESTNET_PK=012345...abcdef

5. Run npm run test