feat: Unterschriftsfelder im Logbuch per Touch, Stift oder Maus.

Co-authored-by: Cursor <cursoragent@cursor.com>

client/src/i18n/locales/de.json

@@ -113,8 +113,10 @@
       "evening": "Stand abends",
       "consumption": "Tagesverbrauch",
       "signatures": "Unterschriften / Freigabe",
-      "sign_skipper": "Skipper (Blockschrift)",
-      "sign_crew": "Crew-Mitglied (Blockschrift)",
+      "sign_skipper": "Skipper-Unterschrift",
+      "sign_crew": "Crew-Unterschrift",
+      "sign_hint": "Mit Finger, Stift oder Maus unterschreiben",
+      "sign_clear": "Löschen",
       "no_entries": "Keine Logbucheinträge für diese Yacht gefunden. Erstellen Sie Ihren ersten Reisetag!",
       "back_to_list": "Zurück zur Journal-Liste",
       "save": "Logbuchseite speichern",

client/src/i18n/locales/en.json

@@ -113,8 +113,10 @@
       "evening": "Evening Level",
       "consumption": "Consumption",
       "signatures": "Signatures / Sign-Off",
-      "sign_skipper": "Skipper Signature",
-      "sign_crew": "Crew Signature",
+      "sign_skipper": "Skipper signature",
+      "sign_crew": "Crew signature",
+      "sign_hint": "Sign with finger, stylus, or mouse",
+      "sign_clear": "Clear",
       "no_entries": "No logbook entries found for this yacht. Create your first travel day to begin!",
       "back_to_list": "Back to Journal List",
       "save": "Save Logbook Page",