add basic text align extension

packages/extension-text-align/index.ts

@@ -0,0 +1,27 @@
+import { createExtension } from '@tiptap/core'
+
+const TextAlign = createExtension({
+  addGlobalAttributes() {
+    return [
+      {
+        types: ['paragraph'],
+        attributes: {
+          align: {
+            default: 'left',
+            renderHTML: attributes => ({
+              style: `text-align: ${attributes.align}`,
+            }),
+          },
+        },
+      },
+    ]
+  },
+})
+
+export default TextAlign
+
+declare module '@tiptap/core/src/Editor' {
+  interface AllExtensions {
+    TextAlign: typeof TextAlign,
+  }
+}