feat: Moving things into separate modules.

Sources/CliVersion/Helpers.swift

@@ -1,9 +1,6 @@
-import Foundation
-#if canImport(FoundationNetworking)
-  import FoundationNetworking
-#endif
 import Logging
 
+// TODO: Move.
 @_spi(Internal)
 public extension Logger.Level {
 
@@ -16,26 +13,3 @@ public extension Logger.Level {
     }
   }
 }
-
-@_spi(Internal)
-public extension URL {
-  var cleanFilePath: String {
-    absoluteString.replacingOccurrences(of: "file://", with: "")
-  }
-}
-
-// MARK: - Private
-
-@_spi(Internal)
-public func url(for path: String) -> URL {
-  #if os(Linux)
-    return URL(fileURLWithPath: path)
-  #else
-    if #available(macOS 13.0, *) {
-      return URL(filePath: path)
-    } else {
-      // Fallback on earlier versions
-      return URL(fileURLWithPath: path)
-    }
-  #endif
-}