feat: add admin description to collections and globals

demo/collections/AllFields.ts

@@ -22,6 +22,7 @@ const AllFields: PayloadCollectionConfig = {
 
       return null;
     },
+    description: 'Every type of field in one place',
   },
   access: {
     read: () => true,

demo/globals/NavigationArray.ts

@@ -7,6 +7,9 @@ export default {
     update: ({ req: { user } }) => checkRole(['admin', 'user'], user),
     read: () => true,
   },
+  admin: {
+    description: 'A description for the editor',
+  },
   fields: [
     {
       name: 'array',

src/admin/components/views/Global/Default.tsx

@@ -26,6 +26,9 @@ const DefaultGlobalView: React.FC<Props> = (props) => {
     fields,
     preview,
     label,
+    admin: {
+      description,
+    } = {},
   } = global;
 
   const hasSavePermission = permissions?.update?.permission;
@@ -55,6 +58,9 @@ const DefaultGlobalView: React.FC<Props> = (props) => {
                 {' '}
                 {label}
               </h1>
+              {description && (
+                <div className={`${baseClass}__sub-header`}>{description}</div>
+              )}
             </header>
             <RenderFields
               operation="update"

src/admin/components/views/Global/index.scss

@@ -19,7 +19,13 @@
       white-space: nowrap;
       overflow: hidden;
       text-overflow: ellipsis;
+      margin: 0;
     }
+    margin-bottom: base(1);
+  }
+
+  &__sub-header {
+    margin-top: base(.25);
   }
 
   &__collection-actions {

src/admin/components/views/collections/List/Default.tsx

@@ -25,6 +25,9 @@ const DefaultList: React.FC<Props> = (props) => {
         singular: singularLabel,
         plural: pluralLabel,
       },
+      admin: {
+        description,
+      },
     },
     data,
     newDocumentURL,
@@ -52,6 +55,9 @@ const DefaultList: React.FC<Props> = (props) => {
               Create New
             </Pill>
           )}
+          {description && (
+            <div className={`${baseClass}__sub-header`}>{description}</div>
+          )}
         </header>
         <ListControls
           handleChange={setListControls}

src/admin/components/views/collections/List/index.scss

@@ -29,6 +29,11 @@
     }
   }
 
+  &__sub-header {
+    flex-basis: 100%;
+    margin-top: base(.25);
+  }
+
   .table {
     table {
       width: 100%;

src/admin/components/views/collections/List/index.tsx

@@ -35,7 +35,7 @@ const ListView: React.FC<ListIndexProps> = (props) => {
   const { permissions } = useAuth();
   const location = useLocation();
   const { setStepNav } = useStepNav();
-  const { getPreference, setPreference } = usePreferences();
+  const { getPreference } = usePreferences();
 
   const [fields] = useState(() => formatFields(collection));
   const [listControls, setListControls] = useState<ListControls>({});

src/collections/config/schema.ts

@@ -23,6 +23,7 @@ const collectionSchema = joi.object().keys({
   admin: joi.object({
     useAsTitle: joi.string(),
     defaultColumns: joi.array().items(joi.string()),
+    description: joi.string(),
     enableRichTextRelationship: joi.boolean(),
     components: joi.object({
       views: joi.object({

src/collections/config/types.ts

@@ -99,6 +99,7 @@ export type PayloadCollectionConfig = {
   admin?: {
     useAsTitle?: string;
     defaultColumns?: string[];
+    description?: string;
     disableDuplicate?: boolean;
     components?: {
       views?: {

src/globals/config/schema.ts

@@ -3,6 +3,9 @@ import joi from 'joi';
 const globalSchema = joi.object().keys({
   slug: joi.string().required(),
   label: joi.string(),
+  admin: joi.object({
+    description: joi.string(),
+  }),
   hooks: joi.object({
     beforeValidate: joi.array().items(joi.func()),
     beforeChange: joi.array().items(joi.func()),

src/globals/config/types.ts

@@ -54,6 +54,7 @@ export type PayloadGlobalConfig = {
   }
   fields: Field[];
   admin?: {
+    description: string,
     components?: {
       views?: {
         Edit?: React.ComponentType