docs: fix table rendering in README.md

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

README.md

@@ -21,16 +21,18 @@ A Cloudflare Workers Scheduled Worker that automatically fetches exchange rates
 
 ### Notion Setup
 
-1. Create a Notion database with the following properties:
+Create a Notion database with the following properties:
 
-   | Property | Type |
-   |----------|------|
-   | Code | Title |
-   | Rate | Number |
-   | Updated At | Date |
+| Property   | Type   |
+|------------|--------|
+| Code       | Title  |
+| Rate       | Number |
+| Updated At | Date   |
 
-2. Create a Notion Integration at https://www.notion.so/my-integrations
-3. Share your database with the integration
+Then:
+
+1. Create a Notion Integration at https://www.notion.so/my-integrations
+2. Share your database with the integration
 
 ### Installation