npm install Azure Devops

Please help me set up npm install tall for the project. My project is on the gitlab, I set up the pipeline and release it. I do not understand which folder path I need to specify npm install, since only files from artifacts give me a choice. Perhaps I configured the pipeline incorrectly?

Identifying and filtering tenants using multi-tenant Azure AD SSO (Open ID Connect)

We have a SaaS web application hosted with a non-Azure provider. Currently users access it via built-in individual user accounts, but we are implementing multi-tenant SSO via Azure AD (Open ID Connect). The aim here is for each organisation (using Azure AD) to subscribe to our web application to allow their users to sign in.

Unable to cast object of type ‘System.DBNull’ to type ‘System.DateTime’

Hi im trying to make a notification system. Basically when i add a new row, a notification will be shown on my notificationspage realtime (i use signalR with razor pages asp.net). But for some reason when i get on that page, i get these errors: Unable to cast object of type ‘System.DBNull’ to type ‘System.DateTime’.
at myWebApp.Controllers.SpeedListener.GetAlarmList() in myWebAppControllersSpeedListener.cs:line 83
at myWebApp.Controllers.SpeedListener.ListenForAlarmNotifications() in myWebAppControllersSpeedListener.cs:line 43