[MM-57826] Make sure the original errors are wrapped when AppErrors are returned (#26771)

Co-authored-by: Ibrahim Serdar Acikgoz <serdaracikgoz86@gmail.com>

server/channels/app/file.go

@@ -1505,13 +1505,13 @@ func (a *App) GetLastAccessibleFileTime() (int64, *model.AppError) {
 			// All files are accessible
 			return 0, nil
 		default:
-			return 0, model.NewAppError("GetLastAccessibleFileTime", "app.system.get_by_name.app_error", nil, err.Error(), http.StatusInternalServerError)
+			return 0, model.NewAppError("GetLastAccessibleFileTime", "app.system.get_by_name.app_error", nil, "", http.StatusInternalServerError).Wrap(err)
 		}
 	}
 
 	lastAccessibleFileTime, err := strconv.ParseInt(system.Value, 10, 64)
 	if err != nil {
-		return 0, model.NewAppError("GetLastAccessibleFileTime", "common.parse_error_int64", map[string]interface{}{"Value": system.Value}, err.Error(), http.StatusInternalServerError)
+		return 0, model.NewAppError("GetLastAccessibleFileTime", "common.parse_error_int64", map[string]interface{}{"Value": system.Value}, "", http.StatusInternalServerError).Wrap(err)
 	}
 
 	return lastAccessibleFileTime, nil
@@ -1535,13 +1535,13 @@ func (a *App) ComputeLastAccessibleFileTime() error {
 				// All files are already accessible
 				return nil
 			default:
-				return model.NewAppError("ComputeLastAccessibleFileTime", "app.system.get_by_name.app_error", nil, err.Error(), http.StatusInternalServerError)
+				return model.NewAppError("ComputeLastAccessibleFileTime", "app.system.get_by_name.app_error", nil, "", http.StatusInternalServerError).Wrap(err)
 			}
 		}
 		if systemValue != nil {
 			// Previous value was set, so we must clear it
 			if _, err := a.Srv().Store().System().PermanentDeleteByName(model.SystemLastAccessibleFileTime); err != nil {
-				return model.NewAppError("ComputeLastAccessibleFileTime", "app.system.permanent_delete_by_name.app_error", nil, err.Error(), http.StatusInternalServerError)
+				return model.NewAppError("ComputeLastAccessibleFileTime", "app.system.permanent_delete_by_name.app_error", nil, "", http.StatusInternalServerError).Wrap(err)
 			}
 		}
 		return nil
@@ -1551,7 +1551,7 @@ func (a *App) ComputeLastAccessibleFileTime() error {
 	if err != nil {
 		var nfErr *store.ErrNotFound
 		if !errors.As(err, &nfErr) {
-			return model.NewAppError("ComputeLastAccessibleFileTime", "app.last_accessible_file.app_error", nil, err.Error(), http.StatusInternalServerError)
+			return model.NewAppError("ComputeLastAccessibleFileTime", "app.last_accessible_file.app_error", nil, "", http.StatusInternalServerError).Wrap(err)
 		}
 	}
 
@@ -1561,7 +1561,7 @@ func (a *App) ComputeLastAccessibleFileTime() error {
 		Value: strconv.FormatInt(createdAt, 10),
 	})
 	if err != nil {
-		return model.NewAppError("ComputeLastAccessibleFileTime", "app.system.save.app_error", nil, err.Error(), http.StatusInternalServerError)
+		return model.NewAppError("ComputeLastAccessibleFileTime", "app.system.save.app_error", nil, "", http.StatusInternalServerError).Wrap(err)
 	}
 
 	return nil
@@ -1577,7 +1577,7 @@ func (a *App) getCloudFilesSizeLimit() (int64, *model.AppError) {
 	// limits is in bits
 	limits, err := a.Cloud().GetCloudLimits("")
 	if err != nil {
-		return 0, model.NewAppError("getCloudFilesSizeLimit", "api.cloud.app_error", nil, err.Error(), http.StatusInternalServerError)
+		return 0, model.NewAppError("getCloudFilesSizeLimit", "api.cloud.app_error", nil, "", http.StatusInternalServerError).Wrap(err)
 	}
 
 	if limits == nil || limits.Files == nil || limits.Files.TotalStorage == nil {