add database scripts (including .env template & script)

Description

This merge adds 3 new scripts to package.json

{
    "//": "...",

    "dotenv:init": "ts-node ./src/bin/dotenv-init",
    "db:start": "ts-node ./src/bin/database start",
    "db:stop": "ts-node ./src/bin/database stop",

    "//": "..."
}

Example Outputs

Only works on Windows! (for now)

I tried to make is cross platform but I didn't wanna invest any more time. Please don't stone me