Update BytecodeRunner.java

[An-tol]

Made the code more structured and understandable. Improved performance KeyPair and account caching reduces overhead. Improved reliability, exception handling and input validation make the code more robust. Made it more flexible Using @Builder makes it easier to customize an object

[cla-assistant[bot]]

All committers have signed the CLA.

[cla-assistant[bot]]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}

[sonarqubecloud[bot]]

Quality Gate passed

Issues
2 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud