finished backend upgrades to allow multiple courses

app/auth.py

@@ -11,13 +11,12 @@ def init_auth(app: Flask):
     login_manager.init_app(app)
     login_manager.login_view = "main.admin_login" # type: ignore
     global users
-    users = {"admin": User("admin", app.config["ADMIN_PASSWORD"])}
-
-
+    users = {"admin": User("admin", app.config["ADMIN_PASSWORD"], app.config["DEFAULT_COURSE"])}
 class User(flask_login.UserMixin):
-    def __init__(self, id, password):
+    def __init__(self, id, password, active_course_id):
         self.id = id
         self.password = password
+        self.active_course_id = active_course_id
 
 @login_manager.user_loader
 def user_loader(id: str):
@@ -25,4 +24,3 @@ def user_loader(id: str):
 
 def check_password(user: User, input: str):
     return user.password == input
-