feat: Updates to use swift-validations for database.

Sources/DatabaseClient/Internal/User+validation.swift

@@ -0,0 +1,20 @@
+import ManualDCore
+import Validations
+
+// Declaring this in seperate file because some Vapor imports
+// have same name's and this was easiest solution.
+extension User.Create: Validatable {
+  public var body: some Validation<Self> {
+    Validator.accumulating {
+      Validator.validate(\.email, with: .email())
+        .errorLabel("Email", inline: true)
+
+      Validator.validate(\.password.count, with: .greaterThanOrEquals(8))
+        .errorLabel("Password Count", inline: true)
+
+      Validator.validate(\.confirmPassword, with: .equals(password))
+        .mapError(ValidationError("Confirm password does not match."))
+        .errorLabel("Confirm Password", inline: true)
+    }
+  }
+}