Add reproducibility check (#14)

Co-authored-by: Smaug123 <3138005+Smaug123@users.noreply.github.com>
Reviewed-on: #14

PureGym/GeneratedClient.fs

@@ -15,8 +15,7 @@ open System.Threading.Tasks
 open RestEase
 
 /// Module for constructing a REST client.
-[<CompilationRepresentation(CompilationRepresentationFlags.ModuleSuffix)>]
-[<RequireQualifiedAccess>]
+[<CompilationRepresentation(CompilationRepresentationFlags.ModuleSuffix) ; RequireQualifiedAccess>]
 module PureGymApi =
     /// Create a REST client. The input functions will be re-evaluated on every HTTP request to obtain the required values for the corresponding header properties.
     let make (authHeader : unit -> string) (client : System.Net.Http.HttpClient) : IPureGymApi =
@@ -202,7 +201,11 @@ module PureGymApi =
                              | v -> v),
                             System.Uri (
                                 ("v2/gymSessions/member"
-                                 + "?fromDate="
+                                 + (if "v2/gymSessions/member".IndexOf (char 63) >= 0 then
+                                        "&"
+                                    else
+                                        "?")
+                                 + "fromDate="
                                  + ((fromDate.ToString "yyyy-MM-dd") |> System.Web.HttpUtility.UrlEncode)
                                  + "&toDate="
                                  + ((toDate.ToString "yyyy-MM-dd") |> System.Web.HttpUtility.UrlEncode)),