docs: NC_MINIMAL_DBS env variable

Signed-off-by: mertmit <mertmit99@gmail.com>

packages/noco-docs/content/en/getting-started/installation.md

@@ -507,6 +507,7 @@ It is mandatory to configure `NC_DB` environment variables for production usecas
 | NC_ADMIN_EMAIL                     | No        | For updating/creating super admin with provided email and password                                                      |                                                                                                |   |
 | NC_ADMIN_PASSWORD                  | No        | For updating/creating super admin with provided email and password. Your password should have at least 8 letters with one uppercase, one number and one special letter(Allowed special chars <code>$&+,:;=?@#&#124;'.^*()%!_-"</code> )                                                     |                                                                                                |   |
 | NODE_OPTIONS                  | No        | For passing Node.js [options](https://nodejs.org/api/cli.html#node_optionsoptions) to instance                                                     |                                                                                                |   |
+| NC_MINIMAL_DBS                  | No        | Create a new SQLite file for each project. All the db files are stored in `nc_minimal_dbs` folder in current working directory. (This option restricts project creation on external sources) |  |  |
 
 ## Sample Demos