insert copyright headers for images

public/js/texts-en.js

@@ -131,6 +131,8 @@ globalThis.Wegwichtel ??= {};
         "no-stations": "There are no stops yet.",
         "loading-routes": "Loading trails …",
         "submitted": "Send changes for review",
+        "rights-hint": "By sending pictures or recordings, you allow Wegwichtel to use them under its terms of use. Only send recordings you are allowed to share this way. Children need their parent or guardian’s permission.",
+        "rights-open": "Read the agreement for pictures and recordings",
         "submit": "Send for review",
         "submitted-hint": "You can send changes for review until the route has been approved.",
         "draft-hint": "This draft stays on your device. Choose “Send for review” to submit it for approval.",
@@ -205,6 +207,7 @@ globalThis.Wegwichtel ??= {};
         "pumpkin": "Pumpkin"
       },
       "info": {
+        "terms": "Terms of use",
         "privacy": "Privacy notice",
         "imprint": "Legal notice",
         "storage": "Saving and permissions",