Set connection string from name before builder validation

Use connection string name if no connection string

WithConnectionStringName method/--name cli option for adding a connec…

…tion string by name

Update depdendencies

Add switch to allow missing migrations to be applied to a database

Allow a named script to be run without a transaction

Upgrade to .net 8

Refactor: Improve script not found message

Feat: Return failure exit code

Style: Add console message spaces