Add donation data design

README.md

@@ -3,6 +3,10 @@
 The donation protocol implements on-chain creation of donation, contributor, creator data.
 People who donate are eligible to receive token rewards.
 
+## Protocol data design
+![Solana Donation](https://github.com/donaty-io/donaproto/assets/3645723/5773ddc5-f67f-4765-9f58-f342890f12d1)
+
+
 
 # Environment Setup
 
@@ -28,4 +32,4 @@ $ anchor test
 ### Deploy Program
 ```
 $ anchor deploy --program-name donaproto --provider.cluster devnet --provider.wallet /path_to_authority_keypair/private_key.json 
-```
+```