Note more breaking changes + error logging

V4.md

@@ -13,6 +13,9 @@ You can start using V4 right now by installing it with the BRAT plugin
 > [!warning] Your Breadcrumbs settings will be migrated to the new format.
 > Features that have already been reimplemented will retain their old settings. But missing features will lose their settings.
 
+> [!tip] There are still some logs enabled in these early stages.
+> One particularly helpful log happens everytime you rebuild the graph, and are prefixed with `explicit_edge_results`. These logs tell you any warnings/errors that occured when rebuilding the graph, and which file had the error.
+
 ## Changes
 
 ### Foundational Changes
@@ -73,3 +76,4 @@ Previously referred to as "Alternative Hierarchies", these are the various ways
 -   The `BC-tag-note` field is now called `BC-tag-note-tag`.
     -   You will be notified if any notes use the old syntax, so you can change them.
 -   The setting for specifying which notes to treat as List notes (previously "Hierarchy notes") now uses a frontmatter field instead. So whereas previously, you listed all List note names in one setting, now you have to use the `BC-list-note-field` in each of your list notes.
+-   The `Refresh Breacrumbs Index` command is renamed to `Rebuild graph`. You will therefore need to rebind any hotkeys.