AddRemove: make a button that adds constraints

app-proto/full-interface/src/main.rs

@@ -1,3 +1,4 @@
+mod add_remove;
 mod assembly;
 mod display;
 mod outline;
@@ -6,6 +7,7 @@ use nalgebra::DVector;
 use rustc_hash::FxHashSet;
 use sycamore::prelude::*;
 
+use add_remove::AddRemove;
 use assembly::{Assembly, Constraint, Element};
 use display::Display;
 use outline::Outline;
@@ -68,7 +70,10 @@ fn main() {
         provide_context(state);
         
         view! {
-            Outline {}
+            div(id="sidebar") {
+                AddRemove {}
+                Outline {}
+            }
             Display {}
         }
     });