Feature/issues 515 514 512 513#572
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Emeka000 merged 4 commits intoJun 30, 2026
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Healthy-Stellar#514) - Add NotAuthorized error to ContractError enum - Add Admin storage key to DataKey enum - Add assert_config_auth() helper to verify caller is hospital or admin - Add set_admin() method to configure contract admin - Update all config methods to use assert_config_auth() instead of wallet.require_auth() - Hospital representative can update their own config - Admin can update any hospital config - Third-party addresses are rejected with NotAuthorized
…nt DoS (Healthy-Stellar#512) - Add RateLimitExceeded error to Error enum - Add ProviderSessionWindow struct to track session counts per provider - Add RateLimitConfig struct for configurable rate limiting - Add ProviderSessionWindow and RateLimitConfig to DataKey enum - Add check_and_update_rate_limit() helper to enforce limits - Add get_rate_limit_config() to get config or return defaults - Add set_rate_limit_config() method for admin to configure limits - Default: 20 sessions per 24-hour window per provider - Window automatically resets after 24 hours - Rate limit check added to start_virtual_session() before processing
…calls (Healthy-Stellar#513) - Add StaleNonce error to all involved contracts - Add CallerNonce(Address) DataKey to track per-caller nonces - Add verify_and_increment_nonce() method to validate and update nonces - Add get_caller_nonce() method to query current caller nonce - Nonce must be strictly greater than last successful nonce to be accepted - Prevents replay attacks on cross-contract calls - Implemented in: - provider-registry - patient-registry - prescription-management - health-records
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closes #512
closes #513
closes #514
closes #515