feat: add support for content search (#1728)

* Change MemoFind.ContentSearch to slice

* Add support for content search

* Change for go-simple sugguest

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Co-authored-by: Athurg Feng <athurg@gooth.org>

server/tag.go

@@ -71,11 +71,10 @@ func (s *Server) registerTagRoutes(g *echo.Group) {
 		if !ok {
 			return echo.NewHTTPError(http.StatusBadRequest, "Missing user session")
 		}
-		contentSearch := "#"
 		normalRowStatus := store.Normal
 		memoFind := &store.FindMemoMessage{
 			CreatorID:     &userID,
-			ContentSearch: &contentSearch,
+			ContentSearch: []string{"#"},
 			RowStatus:     &normalRowStatus,
 		}