Containers with unready status

Containers with unready status

this is my log:

warn: Microsoft.AspNetCore.DataProtection.Repositories.FileSystemXmlRepository[60]
Storing keys in a directory ‘/root/.aspnet/DataProtection-Keys’ that may not be persisted outside of the container. Protected data will be unavailable when container is destroyed.
info: Microsoft.AspNetCore.DataProtection.KeyManagement.XmlKeyManager[0]
User profile is available. Using ‘/root/.aspnet/DataProtection-Keys’ as key repository; keys will not be encrypted at rest.
info: Microsoft.AspNetCore.DataProtection.KeyManagement.XmlKeyManager[58]
Creating key {cacd4454-0d4b-451a-84f1-18d8a7e7a77f} with creation date 2020-12-03 01:51:15Z, activation date 2020-12-03 01:51:15Z, and expiration date 2021-03-03 01:51:15Z.
warn: Microsoft.AspNetCore.DataProtection.KeyManagement.XmlKeyManager[35]
No XML encryptor configured. Key {cacd4454-0d4b-451a-84f1-18d8a7e7a77f} may be persisted to storage in unencrypted form.
info: Microsoft.AspNetCore.DataProtection.Repositories.FileSystemXmlRepository[39]
Writing data to file ‘/root/.aspnet/DataProtection-Keys/key-cacd4454-0d4b-451a-84f1-18d8a7e7a77f.xml’.
Hosting environment: Production
Content root path: /app
Now listening on: http://[::]:80
Application started. Press Ctrl+C to shut down.

What kind of containers are these? How did you provision them? What are the host and client operating systems?