Move auth decorators into a decorators module

The non-decorators will be broken out in the followup change

endpoints/v1/index.py

@@ -9,10 +9,10 @@ from flask import request, make_response, jsonify, session
 from data.interfaces.v1 import pre_oci_model as model
 from app import authentication, userevents, metric_queue
 from auth.auth_context import get_authenticated_user, get_validated_token, get_validated_oauth_token
+from auth.decorators import process_auth, generate_signed_token
 from auth.permissions import (ModifyRepositoryPermission, UserAdminPermission,
                               ReadRepositoryPermission, CreateRepositoryPermission,
                               repository_read_grant, repository_write_grant)
-from auth.process import process_auth, generate_signed_token
 from util.http import abort
 from util.names import REPOSITORY_NAME_REGEX
 from endpoints.common import parse_repository_name

endpoints/v1/registry.py

@@ -9,9 +9,9 @@ from flask import make_response, request, session, Response, redirect, abort as
 
 from app import storage as store, app, metric_queue
 from auth.auth_context import get_authenticated_user
+from auth.decorators import extract_namespace_repo_from_session, process_auth
 from auth.permissions import (ReadRepositoryPermission,
                               ModifyRepositoryPermission)
-from auth.process import process_auth, extract_namespace_repo_from_session
 from auth.registry_jwt_auth import get_granted_username
 from data import model, database
 from data.interfaces.v1 import pre_oci_model as model

endpoints/v1/tag.py

@@ -5,9 +5,9 @@ from flask import abort, request, jsonify, make_response, session
 
 
 from util.names import TAG_ERROR, TAG_REGEX
+from auth.decorators import process_auth
 from auth.permissions import (ReadRepositoryPermission,
                               ModifyRepositoryPermission)
-from auth.process import process_auth
 from data import model
 from data.interfaces.v1 import pre_oci_model as model
 from endpoints.common import parse_repository_name