feat: Enhance debug logging system - Add TTY detection for colorized vs JSON output - Disable stderr buffering when debug is enabled for immediate output - Add comprehensive debug functions with structured logging support - Improve debugging experience during development and troubleshooting

internal/secret/debug.go

@@ -32,6 +32,9 @@ func initDebugLogging() {
 		return
 	}
 
+	// Disable stderr buffering for immediate debug output when debugging is enabled
+	syscall.Syscall(syscall.SYS_FCNTL, os.Stderr.Fd(), syscall.F_SETFL, syscall.O_SYNC)
+
 	// Check if STDERR is a TTY
 	isTTY := term.IsTerminal(int(syscall.Stderr))
 
@@ -130,4 +133,4 @@ func (h *colorizedHandler) WithGroup(name string) slog.Handler {
 	// For simplicity, return the same handler
 	// In a more complex implementation, we'd create a new handler with the group
 	return h
-}
+}