Add UI for entering key backup passphrase

src/main.cpp

@@ -35,6 +35,11 @@
 
 #include "neochat-version.h"
 
+#include <Quotient/accountregistry.h>
+#if __has_include("Quotient/e2ee/sssshandler.h")
+#include <Quotient/e2ee/sssshandler.h>
+#endif
+#include <Quotient/keyverificationsession.h>
 #include <Quotient/networkaccessmanager.h>
 
 #include "blurhashimageprovider.h"
@@ -230,6 +235,9 @@ int main(int argc, char *argv[])
     qmlRegisterSingletonInstance("org.kde.neochat.accounts", 1, 0, "AccountRegistry", &Controller::instance().accounts());
 
     qmlRegisterUncreatableType<KeyVerificationSession>("com.github.quotient_im.libquotient", 1, 0, "KeyVerificationSession", {});
+#if __has_include("Quotient/e2ee/sssshandler.h")
+    qmlRegisterType<SSSSHandler>("com.github.quotient_im.libquotient", 1, 0, "SSSSHandler");
+#endif
 
     QQmlApplicationEngine engine;