Add Funding options

Author: danimart1991

.github/FUNDING.yml

@@ -0,0 +1,4 @@
+# These are supported funding model platforms
+
+github: danimart1991
+custom: https://www.paypal.me/danimart1991

README.md

@@ -3,6 +3,9 @@
 ![License](https://img.shields.io/github/license/danimart1991/pvpc-hourly-pricing-card.svg)
 [![hacs_badge](https://img.shields.io/badge/HACS-Default-orange.svg)](https://github.com/custom-components/hacs)
 
+[![Tip Me via PayPal](https://img.shields.io/badge/PayPal-tip%20me-blue.svg?logo=paypal&style=flat)](https://www.paypal.me/danimart1991)
+[![Sponsor Me via GitHub](https://img.shields.io/badge/GitHub-sponsor%20me-blue.svg?logo=github&style=flat)](https://github.com/sponsors/danimart1991)
+
 # PVPC Hourly Pricing Card
 
 Home Assistant Lovelace custom card to use with [Spain electricity hourly pricing (PVPC) integration](https://www.home-assistant.io/integrations/pvpc_hourly_pricing/).