<a href="https://retireo.org/san-antonio/san-antonio-state-supported-living-center/" title="San Antonio State Supported Living Center — retirement communities in San Antonio"><img src="https://retireo.org/san-antonio/san-antonio-state-supported-living-center/badge.svg" alt="San Antonio State Supported Living Center — retirement communities in San Antonio" width="300" height="84"></a>

Paste it into your website — most site builders (Wix, Squarespace, WordPress) have an "embed code" or "custom HTML" block. The footer is a good spot.