feat: whitelist validator for program #42
Merged
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feat: whitelist validator for program
Problem
See #39
Greptile Summary
This PR adds validator whitelisting functionality to the delegation program, allowing only approved validators to perform commitment, finalization, and undelegation operations.
WhitelistForProgram
state struct and PDA to store approved validator pubkeys per programWhitelistValidatorForProgram
instruction that allows admin/program authority to manage validator whitelistresize_pda
utility function to handle dynamic whitelist storage resizingIssues
Closes #39