Disable spell-check on code-snippets (#7929)

packages/ckeditor5/src/plugins.ts

@@ -29,6 +29,7 @@ import CodeBlockToolbar from "./plugins/code_block_toolbar.js";
 import CodeBlockLanguageDropdown from "./plugins/code_block_language_dropdown.js";
 import MoveBlockUpDownPlugin from "./plugins/move_block_updown.js";
 import ScrollOnUndoRedoPlugin from "./plugins/scroll_on_undo_redo.js"
+import InlineCodeNoSpellcheck from "./plugins/inline_code_no_spellcheck.js";
 
 /**
  * Plugins that are specific to Trilium and not part of the CKEditor 5 core, included in both text editors but not in the attribute editor.
@@ -49,7 +50,8 @@ const TRILIUM_PLUGINS: typeof Plugin[] = [
     CodeBlockLanguageDropdown,
     CodeBlockToolbar,
     MoveBlockUpDownPlugin,
-	ScrollOnUndoRedoPlugin
+    ScrollOnUndoRedoPlugin,
+    InlineCodeNoSpellcheck,
 ];
 
 /**

packages/ckeditor5/src/plugins/inline_code_no_spellcheck.ts

@@ -0,0 +1,18 @@
+import { Plugin } from "ckeditor5";
+
+export default class InlineCodeNoSpellcheck extends Plugin {
+
+    init() {
+        this.editor.conversion.for('downcast').attributeToElement({
+            model: 'code',
+            view: (modelAttributeValue, conversionApi) => {
+                const { writer } = conversionApi;
+                return writer.createAttributeElement('code', {
+                    spellcheck: 'false'
+                });
+            },
+            converterPriority: 'high'
+        });
+    }
+
+}