So I'm the admin of a Canvas test server, and want to set up OAuth2 authentication for my webpage.
I've generated a developer key after logging into "https://my.test.instructure.com" and setting up a developer key from there. Let's call the developer key "myTestKey".
And in my code, I made a redirect to the website like this:
However, the result I get is this:
Is this not the correct use of a developer key? How should I be using it instead to get authentication?