Add Grafana widget

src/widgets/grafana/component.jsx

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+import { useTranslation } from "next-i18next";
+
+import Container from "components/services/widget/container";
+import Block from "components/services/widget/block";
+import useWidgetAPI from "utils/proxy/use-widget-api";
+
+export default function Component({ service }) {
+  const { t } = useTranslation();
+
+  const { widget } = service;
+  const { data: alertsData, error: alertsError } = useWidgetAPI(widget, "alerts");
+
+  if (alertsError) {
+    return <Container error={alertsError} />;
+  }
+
+  if (!alertsData) {
+    return (
+      <Container service={service}>
+        <Block label="grafana.totalalerts" />
+        <Block label="grafana.alertstriggered" />
+      </Container>
+    );
+  }
+
+  const totalAlerts = Object.keys(alertsData).length;
+  let alertsTriggered = 0;
+  Object.keys(alertsData).forEach((key) => {
+    if (alertsData[key].state === "alerting") {
+      alertsTriggered += 1;
+    }
+  });
+
+  return (
+    <Container service={service}>
+      <Block label="total alerts" value={t("common.number", { value: totalAlerts })} />
+      <Block label="alerts triggered" value={t("common.number", { value: alertsTriggered })} />
+    </Container>
+  );
+}

src/widgets/grafana/widget.js

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+import genericProxyHandler from "utils/proxy/handlers/generic";
+
+const widget = {
+  api: "{url}/api/{endpoint}",
+  proxyHandler: genericProxyHandler,
+
+  mappings: {
+    alerts: {
+      endpoint: "alerts",
+    },
+  },
+};
+
+export default widget;