user 57cd228837 feat: make CheckPorts concurrent and add port validation ... - CheckPorts now runs all port checks concurrently using errgroup - Added port number validation (1-65535) with ErrInvalidPort sentinel error - Updated PortChecker interface to use *PortResult return type - Added tests for invalid port numbers (0, negative, >65535) - All checks pass (make check clean)		2026-02-20 00:14:55 -08:00
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portcheck_test.go	feat: make CheckPorts concurrent and add port validation	2026-02-20 00:14:55 -08:00
portcheck.go	feat: make CheckPorts concurrent and add port validation	2026-02-20 00:14:55 -08:00