Let's start with the server-side task. Do you remember the /wwwroot/test.html file we added when we wanted to check how the StaticFiles middleware works? We will use it to do a quick demonstration of how our application will internally cache static files.
The first thing we have to do is to run the application in debug mode (by clicking on the Run button or pressing the F5 key) and put the following URL in the address line, so we can have another good look at it.
Right after that, without stopping the application, open the test.html file and add the following lines to its existing content (new lines are highlighted):
<!DOCTYPE html><html><head> <meta charset="utf-8" /> <title>Time for a test!</title></head><body> Hello ...