Added web monetization to meta section

README.md

@@ -179,6 +179,9 @@ These elements provide information for how a document should be perceived, and r
 <meta name="geo.position" content="latitude;longitude">
 <meta name="geo.region" content="country[-state]"><!-- Country code (ISO 3166-1): mandatory, state code (ISO 3166-2): optional; eg. content="US" / content="US-NY" -->
 <meta name="geo.placename" content="city/town"><!-- eg. content="New York City" -->
+
+<!-- Web Monetization https://webmonetization.org/docs/getting-started -->
+<meta name="monetization" content="$paymentpointer.example"
 ```
 
 - 📖 [Meta tags that Google understands](https://support.google.com/webmasters/answer/79812?hl=en)