TO DO: will done table in signal reducing page and write controller for that page

src/model/builder_traits.rs

@@ -1,17 +1,13 @@
 pub trait Product<B, T> {
-
     fn builder() -> B;
 
     fn get(self) -> T;
-
 }
 
 pub trait Builder<T, I, P> {
-
     fn build(&self, build_arg: P) -> T;
 
     fn append_item(self, item: I) -> Self;
 
     fn append_items(self, items: Vec<I>) -> Self;
-
-}
+}