switch ko-fi to open collective

website/src/lib/components/Footer.svelte

@@ -86,7 +86,7 @@
                     <Button
                         variant="link"
                         class="h-6 px-0 has-[>svg]:px-0 text-muted-foreground"
-                        href="https://ko-fi.com/gpxstudio"
+                        href="https://opencollective.com/gpxstudio"
                         target="_blank"
                     >
                         <Heart size="16" />

website/src/lib/components/Menu.svelte

@@ -515,7 +515,7 @@
             </Button>
             <Button
                 variant="ghost"
-                href="https://ko-fi.com/gpxstudio"
+                href="https://opencollective.com/gpxstudio"
                 target="_blank"
                 class="cursor-default h-fit rounded-sm font-bold text-support hover:text-support px-3 py-0.5"
                 aria-label={i18n._('menu.donate')}

website/src/lib/components/export/Export.svelte

@@ -100,7 +100,11 @@
                 </span>
             </div>
             <div class="w-full flex flex-row flex-wrap gap-2">
-                <Button class="bg-support grow" href="https://ko-fi.com/gpxstudio" target="_blank">
+                <Button
+                    class="bg-support grow"
+                    href="https://opencollective.com/gpxstudio"
+                    target="_blank"
+                >
                     {i18n._('menu.support_button')}
                     <span>🙏</span>
                 </Button>