feat: tipos OSINT para dominio cybersecurity

13 tipos product (person, email, domain, IP, phone, social_media, organization, location, vulnerability, malware, crypto_wallet, document, event) para modelar entidades de inteligencia de fuentes abiertas.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

functions/cybersecurity/osint_event.go

@@ -0,0 +1,10 @@
+package cybersecurity
+
+// OsintEvent represents a notable event or incident in an OSINT investigation.
+type OsintEvent struct {
+	EventType   string `json:"event_type"`
+	Date        string `json:"date"`
+	Location    string `json:"location"`
+	Description string `json:"description"`
+	Severity    string `json:"severity"`
+}