feat(falukant): add 'lover_breakup_risk_high' event handling and localization updates

- Introduced a new event type for high breakup risk in relationships, including a sample payload for integration.
- Updated the MessagesDialog component to handle new parameters related to breakup risk.
- Added translations for the new event in Cebuano, German, English, Spanish, and French to enhance user understanding of relationship dynamics.
- Enhanced documentation to reflect the new notification structure for high breakup risk events.

frontend/src/i18n/locales/de/falukant.json

@@ -101,6 +101,10 @@
                 "earthquake": {
                     "title": "Erdbeben",
                     "description": "Ein Erdbeben hat die Region {regionName} erschüttert."
+                },
+                "lover_breakup_risk_high": {
+                    "title": "Krise in einer Liebschaft",
+                    "description": "Eine Liebschaft steht vor dem Aus. Risiko: {risk_percent}% · Zuneigung {affection}, Sichtbarkeit {visibility}, Diskretion {discretion}, Unterversorgung {months_underfunded} Monate."
                 }
             ,
             "taxes": {