Add tip jar

Makefile

@@ -78,6 +78,8 @@ snap/remove:
 snap/build-and-deploy: snap/build snap/deploy snap/clean
 	@echo "done"
 
+snap: snap/build-and-deploy
+
 flatpak/build:
 	flatpak-builder --force-clean build-dir com.github.miguelmota.Cointop.json
 

README.md

@@ -41,6 +41,7 @@ In action
 - [FAQ](#faq)
 - [Mentioned in](#mentioned-in)
 - [Development](#development)
+- [Tip Jar](#tip-jar)
 - [License](#license)
 
 ## Features
@@ -850,6 +851,14 @@ make snap/build
 
 See this [wiki](https://github.com/miguelmota/cointop/wiki/Deployment).
 
+### Tip Jar
+
+[![BTC Tip Jar](https://img.shields.io/badge/BTC-tip-yellow.svg?logo=bitcoin&style=flat)](https://www.blockchain.com/btc/address/3KdMW53vUMLPEC33xhHAUx4EFtvmXQF8Kf) `3KdMW53vUMLPEC33xhHAUx4EFtvmXQF8Kf`
+
+[![ETH Tip Jar](https://img.shields.io/badge/ETH-tip-blue.svg?logo=ethereum&style=flat)](https://etherscan.io/address/0x0072cdd7c3d9963ba69506ECf50e16E963B35bb1) `0x0072cdd7c3d9963ba69506ECf50e16E963B35bb1`
+
+Thank you for tips! 🙏
+
 ## License
 
 Released under the [Apache 2.0](./LICENSE.md) license.