mcp-captcharesolver/internal/captcha/json.go

package captcha

import "strings"

// extractJSON returns the first {...} JSON object found in s, or s unchanged.
func extractJSON(s string) string {
	start := strings.Index(s, "{")
	end := strings.LastIndex(s, "}")
	if start >= 0 && end > start {
		return s[start : end+1]
	}
	return s
}