feat(insights): fix DBSCAN, Persian embeddings crash, D3 physics layouts, and D3 node not found runtime error

memento-note/components/tiptap-rtl-preserve-extension.ts

@@ -0,0 +1,46 @@
+import { Extension } from '@tiptap/core'
+
+/** Préserve dir/lang sur les blocs HTML (contenus clippés persan/arabe). */
+export const RtlPreserveExtension = Extension.create({
+  name: 'rtlPreserve',
+  addGlobalAttributes() {
+    return [
+      {
+        types: [
+          'paragraph',
+          'heading',
+          'blockquote',
+          'listItem',
+          'bulletList',
+          'orderedList',
+        ],
+        attributes: {
+          dir: {
+            default: null,
+            parseHTML: (element) => element.getAttribute('dir'),
+            renderHTML: (attributes) => {
+              if (!attributes.dir) return {}
+              return { dir: attributes.dir }
+            },
+          },
+          lang: {
+            default: null,
+            parseHTML: (element) => element.getAttribute('lang'),
+            renderHTML: (attributes) => {
+              if (!attributes.lang) return {}
+              return { lang: attributes.lang }
+            },
+          },
+          class: {
+            default: null,
+            parseHTML: (element) => element.getAttribute('class'),
+            renderHTML: (attributes) => {
+              if (!attributes.class) return {}
+              return { class: attributes.class }
+            },
+          },
+        },
+      },
+    ]
+  },
+})