Added link to terms to box of credits history entries.

Telegram/Resources/langs/lang.strings

@@ -2316,6 +2316,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_credits_box_out_sure#other" = "Do you want to buy **\"{text}\"** in **{bot}** for **{count} Stars**?";
 "lng_credits_box_out_confirm#one" = "Confirm and Pay {emoji} {count} Star";
 "lng_credits_box_out_confirm#other" = "Confirm and Pay {emoji} {count} Stars";
+"lng_credits_box_out_about" = "Review the {link} for Stars.";
 "lng_credits_summary_in_toast_title" = "Stars Acquired";
 "lng_credits_summary_in_toast_about#one" = "**{count}** Star added to your balance.";
 "lng_credits_summary_in_toast_about#other" = "**{count}** Stars added to your balance.";

Telegram/SourceFiles/settings/settings_credits_graphics.cpp

@@ -481,6 +481,24 @@ void ReceiptCreditsBox(
 		box->verticalLayout(),
 		e);
 
+	Ui::AddSkip(content);
+
+	box->addRow(object_ptr<Ui::CenterWrap<>>(
+		box,
+		object_ptr<Ui::FlatLabel>(
+			box,
+			tr::lng_credits_box_out_about(
+				lt_link,
+				tr::lng_payments_terms_link(
+				) | rpl::map([](const QString &t) {
+					using namespace Ui::Text;
+					return Link(t, u"https://telegram.org/tos"_q);
+				}),
+				Ui::Text::WithEntities),
+			st::creditsBoxAboutDivider)));
+
+	Ui::AddSkip(content);
+
 	const auto button = box->addButton(tr::lng_box_ok(), [=] {
 		box->closeBox();
 	});

Telegram/SourceFiles/ui/effects/credits.style

@@ -39,3 +39,7 @@ creditsBoxAbout: FlatLabel(defaultFlatLabel) {
 creditsBoxAboutTitle: FlatLabel(settingsPremiumUserTitle) {
 	minWidth: 256px;
 }
+
+creditsBoxAboutDivider: FlatLabel(boxDividerLabel) {
+	align: align(top);
+}