fix: check body to be undefined (#31)

In case body is undefined, replace with empty text

Co-authored-by: Sebastian Holmqvist <csholmq@users.noreply.github.com>

Author: csholmq

dist/index.js

@@ -33,7 +33,7 @@ const notionApi = async (apiKey: string, database_id: string) => {
 						},
 						body: {
 							rich_text: [
-								{ text: { content: body }, type: 'text' }
+								{ text: { content: (body != undefined) ? body : '' }, type: 'text' }
 							],
 							type: 'rich_text'
 						}
@@ -97,7 +97,7 @@ const notionApi = async (apiKey: string, database_id: string) => {
 					},
 					body: {
 						rich_text: [
-							{ text: { content: body }, type: 'text' }
+							{ text: { content: (body != undefined) ? body : '' }, type: 'text' }
 						],
 						type: 'rich_text'
 					}