connectors need fixing

src/node.cpp

@@ -66,6 +66,16 @@ namespace VISEQ::GRAPH::NODES {
         in_selection_rect = CheckCollisionPointRec(position, state->selection);
     }
 
+    std::weak_ptr<Connector> Node::getConnector(){
+        for(auto c : connectors){
+            if(c->partner.expired()) {
+                return c;
+            }
+        }
+        addConnector();
+        return connectors.back();
+    }
+
     void Node::draw(Vec2Df mp, Camera2D cam) {}
 
     void Node::draw() {