[BREAKING CHANGE] change the default document type to doc

docs/src/demos/Guide/Content/ExportJSON/index.spec.js

@@ -14,7 +14,7 @@ context('/demos/Guide/Content/ExportJSON', () => {
       const json = editor.getJSON()
 
       expect(json).to.deep.equal({
-        type: 'document',
+        type: 'doc',
         content: [
           {
             type: 'paragraph',

docs/src/demos/Guide/Content/ExportJSON/index.vue

@@ -62,7 +62,7 @@ export default {
     setContent() {
       // You can pass a JSON document to the editor.
       this.editor.commands.setContent({
-        type: 'document',
+        type: 'doc',
         content: [{
           type: 'paragraph',
           content: [

docs/src/demos/Guide/Content/GenerateHTML/index.vue

@@ -14,7 +14,7 @@ export default {
     return {
       output: '',
       json: {
-        type: 'document',
+        type: 'doc',
         content: [
           {
             type: 'paragraph',

docs/src/demos/Nodes/Document/index.spec.js

@@ -14,7 +14,7 @@ context('/demos/Nodes/Document', () => {
       const json = editor.getJSON()
 
       expect(json).to.deep.equal({
-        type: 'document',
+        type: 'doc',
         content: [
           {
             type: 'paragraph',

docs/src/demos/React/index.jsx

@@ -24,7 +24,7 @@ const MenuBar = () => {
 
 export default () => {
   const [value, setValue] = useState({
-    type: 'document',
+    type: 'doc',
     content: [
       {
         type: 'paragraph',