feat: edit print templates on the printer page and store them on presets

Co-authored-by: Cursor <cursoragent@cursor.com>

WebApp/Services/MarkdownTablePasteService.cs

@@ -38,4 +38,55 @@ public class MarkdownTablePasteService
             _logger.LogError(ex, "Unexpected error initializing paste-markdown for editor {EditorId}", editorId ?? "unknown");
         }
     }
+
+    public async Task<string?> GetValueAsync(string editorId)
+    {
+        try
+        {
+            return await _jsRuntime.InvokeAsync<string?>("markdownTablePaste.getValue", editorId);
+        }
+        catch (JSDisconnectedException)
+        {
+            return null;
+        }
+        catch (JSException ex)
+        {
+            _logger.LogWarning(ex, "Failed to read markdown editor {EditorId}", editorId);
+            return null;
+        }
+    }
+
+    public async Task<bool> SetValueAsync(string editorId, string text)
+    {
+        try
+        {
+            return await _jsRuntime.InvokeAsync<bool>("markdownTablePaste.setValue", editorId, text);
+        }
+        catch (JSDisconnectedException)
+        {
+            return false;
+        }
+        catch (JSException ex)
+        {
+            _logger.LogWarning(ex, "Failed to set markdown editor {EditorId}", editorId);
+            return false;
+        }
+    }
+
+    public async Task<bool> InsertAtCursorAsync(string editorId, string text)
+    {
+        try
+        {
+            return await _jsRuntime.InvokeAsync<bool>("markdownTablePaste.insertAtCursor", editorId, text);
+        }
+        catch (JSDisconnectedException)
+        {
+            return false;
+        }
+        catch (JSException ex)
+        {
+            _logger.LogWarning(ex, "Failed to insert into markdown editor {EditorId}", editorId);
+            return false;
+        }
+    }
 }