feat: Allow #heading as display title setting (#434)

* feat: Allow #heading as display name setting

* Add displayTitle usage to create markdown link

* Tweak description text

* Address comments

src/components/ModalVault.svelte

@@ -240,9 +240,10 @@
     // Generate link
     let link: string
     if (file && active) {
-      link = plugin.app.fileManager.generateMarkdownLink(file, active.path)
+      link = plugin.app.fileManager.generateMarkdownLink(file, active.path, "", selectedNote.displayTitle)
     } else {
-      link = `[[${selectedNote.basename}.${getExtension(selectedNote.path)}]]`
+      const maybeDisplayTitle = selectedNote.displayTitle === "" ? "" : `|${selectedNote.displayTitle}`
+      link = `[[${selectedNote.basename}.${getExtension(selectedNote.path)}${maybeDisplayTitle}]]`
     }
 
     // Inject link

src/components/ResultItemVault.svelte

@@ -172,9 +172,11 @@
         <span>
           {@html plugin.textProcessor.highlightText(title, matchesTitle)}
         </span>
-        <span class="omnisearch-result__extension">
-          .{getExtension(note.path)}
-        </span>
+        {#if !note.displayTitle}
+          <span class="omnisearch-result__extension">
+            .{getExtension(note.path)}
+          </span>
+        {/if}
 
         <!-- Counter -->
         {#if note.matches.length > 0}