[Fix #570] Fix kc login when in dev mode in IDE

- make sure UserManager.signinRedirectCallback is called only once using

src/misc/oidc/OidcSignInCallback.tsx

@@ -3,15 +3,22 @@ import { getUserManager } from "@utils/OidcUtils";
 
 const OidcSignInCallback = () => {
   useEffect(() => {
+    const key = "cb-in-progress";
+    if (sessionStorage.getItem(key)) return;
+    sessionStorage.setItem(key, "in progress");
     getUserManager()
       .signinRedirectCallback()
       .then(() => {
+        sessionStorage.removeItem(key);
         const searchParams = new URLSearchParams(location.search);
         if (!searchParams.has("forward_uri")) {
           throw Error("Missing parameter forward_uri");
         }
         const forwardUri = window.atob(searchParams.get("forward_uri"));
         window.location.replace(forwardUri);
+      })
+      .catch(() => {
+        sessionStorage.removeItem(key);
       });
   }, []);