docs: update content

docs/src/docPages/installation/vue3.md

@@ -99,7 +99,61 @@ export default {
 
 You should now see tiptap in your browser. You’ve successfully set up tiptap! Time to give yourself a pat on the back. Let’s start to configure your editor in the next step.
 
-<!-- TODO: ## 5. Use v-model (optional)
-You’re probably used to bind your data with `v-model` in forms, that’s also possible with tiptap. Here is a working example component, that you can integrate in your project:
+## 5. Use v-model (optional)
+You’re probably used to bind your data with `v-model` in forms, that’s also possible with tiptap. Here is how that would work with tiptap:
 
-<demo name="Guide/GettingStarted/VModel" /> -->
+```html
+<template>
+  <editor-content :editor="editor" />
+</template>
+
+<script>
+import { Editor, EditorContent } from '@tiptap/vue-3'
+import { defaultExtensions } from '@tiptap/starter-kit'
+
+export default {
+  components: {
+    EditorContent,
+  },
+
+  props: {
+    modelValue: {
+      type: String,
+      default: '',
+    },
+  },
+
+  data() {
+    return {
+      editor: null,
+    }
+  },
+
+  watch: {
+    modelValue(value) {
+      const isSame = this.editor.getHTML() === value
+
+      if (isSame) {
+        return
+      }
+
+      this.editor.commands.setContent(this.modelValue, false)
+    },
+  },
+
+  mounted() {
+    this.editor = new Editor({
+      content: this.modelValue,
+      extensions: defaultExtensions(),
+    })
+
+    this.editor.on('update', () => {
+      this.$emit('update:modelValue', this.editor.getHTML())
+    })
+  },
+
+  beforeUnmount() {
+    this.editor.destroy()
+  },
+}
+</script>