Add information about AuthContext context class with link to api doc (#158)

liudmylaru · jdesanto · web-flow · commit 129ede9915b1 · 2023-04-27T14:03:13.000-05:00
Co-authored-by: John DeSanto &lt;202220+jdesanto@users.noreply.github.com&gt;
diff --git a/docs/source/user_guide/configuration/authentication.rst b/docs/source/user_guide/configuration/authentication.rst
@@ -78,3 +78,4 @@ In the this example, the default authentication uses API keys specified with the
   set_auth("api_key") # default signer is set to api_key
   os_auth = authutil.resource_principal() # use resource principal to as the preferred way to access object store
 
+``AuthContext`` context class can also be used to specify the desired type of authentication. It supports API key configuration, resource principal, and instance principal authentication, as well as predefined signers, callable signers, or API keys configurations from specified locations. See `API Documentation <../../ads.common.html#ads.common.auth.AuthContext>`__ for more details.

Original file line number	Diff line number	Diff line change
`@@ -78,3 +78,4 @@ In the this example, the default authentication uses API keys specified with the`
`78`	`78`	`set_auth("api_key") # default signer is set to api_key`
`79`	`79`	`os_auth = authutil.resource_principal() # use resource principal to as the preferred way to access object store`
`80`	`80`
	`81`	+``AuthContext`` context class can also be used to specify the desired type of authentication. It supports API key configuration, resource principal, and instance principal authentication, as well as predefined signers, callable signers, or API keys configurations from specified locations. See `API Documentation <../../ads.common.html#ads.common.auth.AuthContext>`__ for more details.