docs: add subscription links

.github/FUNDING.yml

@@ -2,3 +2,4 @@
 
 github: jandedobbeleer
 ko_fi: jandedobbeleer
+polar: oh-my-posh

README.md

@@ -41,6 +41,15 @@ on oh-my-posh, a modern and more efficient tool was needed to suit my personal n
 
 [![Ko-Fi][kofi-badge]][kofi] - No coffee, no code.
 
+<!-- markdownlint-disable -->
+<a href="https://polar.sh/oh-my-posh">
+  <picture>
+    <source media="(prefers-color-scheme: dark)" srcset="https://polar.sh/embed/tiers.svg?org=oh-my-posh&darkmode">
+    <img alt="Subscription Tiers on Polar" src="https://polar.sh/embed/tiers.svg?org=oh-my-posh">
+  </picture>
+</a>
+<!-- markdownlint-enable -->
+
 ## Features
 
 * Shell and platform agnostic

website/docusaurus.config.js

@@ -50,6 +50,11 @@ module.exports = {
           label: 'Sponsor',
           position: 'left',
         },
+        {
+          href: 'https://polar.sh/oh-my-posh',
+          label: 'Buy',
+          position: 'left',
+        },
         {
           href: 'https://swag.ohmyposh.dev',
           label: 'Swag',
@@ -121,6 +126,10 @@ module.exports = {
               label: 'Sponsor',
               href: 'https://github.com/sponsors/JanDeDobbeleer',
             },
+            {
+              label: 'Buy',
+              href: 'https://polar.sh/oh-my-posh',
+            },
             {
               label: 'GitKraken',
               href: 'https://www.gitkraken.com/invite/nQmDPR9D',