fix(packages/db): type safe & parse uri options

[lukealford]

Pull Request Description

• Adds types to connection URI
• Correctly parses connection URI options

Note, that this supports the following connection string types

set mysql_connection_string "mysql://root:12345@localhost:3306/npwd"
set mysql_connection_string "mysql://localhost:3306/npwd?user=12345&password=12345"
set mysql_connection_string "user=root;password=12345;host=localhost;port=3306;database=npwd"

Pull Request Checklist:

• [x] Have you followed the guidelines in our Contributing document and Code of Conduct?
• [x] Have you checked to ensure there aren't other open Pull Requests for the same update/change?
• [x] Have you built and tested NPWD in-game after the relevant change?