add localization in web app

Author: Егор Сухоруков

src/endpoint/Timesheet.Create/Flow/FlowStep/Step.ExpectConfirmation.cs

@@ -80,7 +80,8 @@ internal static ChatFlow<TimesheetCreateFlowState> ExpectConfirmationOrSkip(
             [
                 new("data", HttpUtility.UrlEncode(data)),
                 new("date", context.FlowState.Date.GetValueOrDefault().ToString("yyyy-MM-dd", CultureInfo.InvariantCulture)),
-                new("days", context.FlowState.LimitationDayOfMonth.ToString(CultureInfo.InvariantCulture))
+                new("days", context.FlowState.LimitationDayOfMonth.ToString(CultureInfo.InvariantCulture)),
+                new("language", context.User.Culture.TwoLetterISOLanguageName)
             ]);
 
         context.Logger.LogInformation("WebAppUrl: {webAppUrl}", webAppUrl);

src/endpoint/Timesheet.Show/Flow/FlowStep/Step.ShowTimesheetSet.cs

@@ -114,11 +114,14 @@ static decimal GetDuration(TimesheetJson timesheet)
             date: date.ToString("yyyy-MM-dd", CultureInfo.InvariantCulture),
             dateText: date.ToString(DateFormat, context.User.Culture),
             timesheets: state.Timesheets,
-            allowedDays: state.LimitationDayOfMonth,
-            language: context.User.Culture.TwoLetterISOLanguageName);
+            allowedDays: state.LimitationDayOfMonth);
 
         var data = webAppData.CompressDataJson();
-        return context.WebApp.BuildUrl("selectUpdateTimesheet", [new("data", HttpUtility.UrlEncode(data))]);
+        return context.WebApp.BuildUrl("selectUpdateTimesheet", 
+            [
+                new("data", HttpUtility.UrlEncode(data)), 
+                new("language", context.User.Culture.TwoLetterISOLanguageName)
+            ]);
     }
 
     private static string CompressDataJson(this WebAppTimesheetsDataJson data)

src/endpoint/Timesheet.Show/Flow/Internal.WebApp/WebAppTimesheetsDataJson.cs

@@ -10,14 +10,12 @@ public WebAppTimesheetsDataJson(
         [AllowNull] string date,
         [AllowNull] string dateText,
         [AllowNull] FlatArray<TimesheetJson> timesheets,
-        int allowedDays,
-        [AllowNull] string language)
+        int allowedDays)
     {
         Date = date.OrEmpty();
         DateText = dateText.OrEmpty();
         Timesheets = timesheets;
         AllowedDays = allowedDays;
-        Language = language.OrEmpty();
     }
 
     [JsonPropertyName("d")]
@@ -31,7 +29,4 @@ public WebAppTimesheetsDataJson(
 
     [JsonPropertyName("ad")]
     public int AllowedDays { get; }
-
-    [JsonPropertyName("l")]
-    public string Language { get; }
 }