✨ Add Medium Node (#788)

* add medium node

* minor fixes

* fix publication post

* fix according to feedback

* additional fixes

* fix license description

* ⚡ Small improvements

* ⚡ Improvements

Co-authored-by: ricardo <ricardoespinoza105@gmail.com>

packages/nodes-base/credentials/MediumApi.credentials.ts

@@ -0,0 +1,17 @@
+import {
+	ICredentialType,
+	NodePropertyTypes,
+} from 'n8n-workflow';
+
+export class MediumApi implements ICredentialType {
+	name = 'mediumApi';
+	displayName = 'Medium API';
+	properties = [
+		{
+			displayName: 'Access Token',
+			name: 'accessToken',
+			type: 'string' as NodePropertyTypes,
+			default: '',
+		},
+	];
+}