docs: add program ID

README.md

@@ -6,6 +6,8 @@ By utilizing blockchain’s immutability and transparency, IPRChain ensures that
 
 The platform simplifies the intellectual property registration process, making it accessible globally and eliminating the reliance on traditional centralized organizations. Users will receive digital proof of their ownership, enhancing trust and reducing disputes in intellectual property claims.
 
+Program ID: `ApPDUbYCrSPYsf655eY7oSLfBQRCXHygSFFjwdaGZ1vr`
+
 ## Architecture
 
 ### Core Components