introduce breadcrumbs in the web config

owrx/controllers/feature.py

@@ -0,0 +1,11 @@
+from owrx.controllers.template import WebpageController
+from owrx.breadcrumb import Breadcrumb, BreadcrumbItem, BreadcrumbMixin
+from owrx.controllers.settings import SettingsBreadcrumb
+
+
+class FeatureController(BreadcrumbMixin, WebpageController):
+    def get_breadcrumb(self) -> Breadcrumb:
+        return SettingsBreadcrumb().append(BreadcrumbItem("Feature report", "features"))
+
+    def indexAction(self):
+        self.serve_template("features.html", **self.template_variables())