Johannes Erhardt

Results 3 issues of Johannes Erhardt

Instead of returning `[String:Any?]` let's return `[String:PostgresType]`: ```swift enum PostgresType { case text(String?), case int(Int?), case other(Any?) } ``` Nil in the associated value means null.

Added the framework via `SPM` using `Xcode Version 12.0.1 (12A7300)`, results in error: