Live editor: link clicks land right, tidy variable results

Co-Authored-By: Claude Opus 5.5 <[email protected]>

Frontend/src/LivePreview.js

@@ -311,6 +311,10 @@ function BuildDecorations(View) {
           return;
         }
 
+        if (Name === "URL" && ParentName !== "Link" && ParentName !== "Image" && Node.to > Node.from) {
+          Ranges.push(Decoration.mark({ class: "cm-LiveLink" }).range(Node.from, Node.to));
+        }
+
         if (InlineClasses[Name] && Node.to > Node.from) {
           Ranges.push(Decoration.mark({ class: InlineClasses[Name] }).range(Node.from, Node.to));
         }
@@ -434,7 +438,7 @@ function BuildProperties(State) {
   if (CursorIn(State, 0, To)) return Decoration.none;
   const Parsed = ParseProperties(State.doc.sliceString(0, To));
   if (!Parsed || Parsed.Properties.length === 0) return Decoration.none;
-  const Html = PropertiesHtml(Parsed, EscapeHtml, EscapeHtml, true);
+  const Html = PropertiesHtml(Parsed, (Value) => VariableRenderer.renderInline(Value), EscapeHtml, true);
   return Decoration.set([Decoration.replace({ widget: new PropertiesWidget(Html), block: true }).range(0, To)]);
 }
 
@@ -561,7 +565,7 @@ function ToEditorOffsets(Text, Found) {
 }
 
 // Asks the server for the spans when the note opens, and again once typing
-// pauses; an answer for text that's changed since is dropped.
+// pauses (0.3 s); an answer for text that's changed since is dropped.
 function FetchVariables(RootName, FilePath) {
   return ViewPlugin.fromClass(
     class {
@@ -572,7 +576,7 @@ function FetchVariables(RootName, FilePath) {
       }
 
       update(Update) {
-        if (Update.docChanged) this.Request(500);
+        if (Update.docChanged) this.Request(300);
       }
 
       Request(Delay) {
@@ -616,11 +620,15 @@ function LinkAt(State, Position) {
   return null;
 }
 
+// Where in the text the clicked link is comes from its element (posAtDOM),
+// not the mouse position: the editor maps coordinates through estimated line
+// heights, which a tall widget above (the properties panel) throws off.
 const ClickLinks = EditorView.domEventHandlers({
   mousedown(Event, View) {
     if (Event.button !== 0) return false;
-    const Position = View.posAtCoords({ x: Event.clientX, y: Event.clientY });
-    if (Position === null) return false;
+    const Mark = Event.target.closest(".cm-LiveLink");
+    if (!Mark || !View.contentDOM.contains(Mark)) return false;
+    const Position = View.posAtDOM(Mark, 0);
     const Link = LinkAt(View.state, Position);
     if (!Link) return false;
     const Editing =