Important Info: For demo purpose In program.cs i used the below line

//Below code
Configure the HTTP request pipeline.
//dont do this in production
//if (app.Environment.IsDevelopment())
//{
app.UseSwagger();
app.UseSwaggerUI();
//}

Steps:

1. Go to https://labs.play-with-docker.com/

2. Add new instance by clicking "ADD NEW INSTANCE"

3. run command "git clone https://github.com/ironpython2001/dotnet-core-file-type-signature-verifier.git"

4. cd dotnet-core-file-type-signature-verifier

5. cd FileTypeVerifierConsole

6. navigate to the directory

7. docker build . -t filetypeverifierapi-image

8. docker run --name filetypeverifierapi-image -p 8081:80 -d filetypeverifierapi-image

9. port 8081 will be opened

10. Click on the port number 8081 on the ui and append "swagger/index.html"

ex:

http://ip172-18-0-4-c76p8hdmrepg00fav2p0-8081.direct.labs.play-with-docker.com/swagger/index.html

URLS:

---

https://www.c-sharpcorner.com/article/building-and-running-asp-net-core-application-in-docker-container/

https://www.c-sharpcorner.com/article/run-and-test-asp-net-core-web-api-docker-container-locally/

https://dev.to/berviantoleo/web-api-in-net-6-docker-41d5

https://blog.sixeyed.com/experimenting-with-net-5-and-6-using-docker-containers/

https://www.jetbrains.com/dotnet/guide/tutorials/docker-dotnet/aspnet-development-docker/

https://softchris.github.io/pages/dotnet-dockerize.html#build-our-image-start-container

https://codefresh.io/docker-tutorial/docker-images-net-core/