add auth_required to some rotues

backend/routes_auth.py

@@ -35,6 +35,7 @@ def authenticate():
 
 
 @auth.route("/api/swedish_election_party_votes", methods=["GET"])
+@auth_required()
 def get_swe_election_data():
     """
     Retrieve Swedish election data for a specific county.
@@ -64,6 +65,7 @@ def get_swe_election_data():
 
 
 @auth.route("/api/swedish_election_total_results", methods=["GET"])
+@auth_required()
 def get_swe_election_total_results():
     """
     Retrieve total Swedish election results for a specific county.
@@ -92,6 +94,7 @@ def get_swe_election_total_results():
 
 
 @auth.route("/api/swedish_demographic", methods=["GET"])
+@auth_required()
 def get_swe_demographic_data():
     """
     Retrieve demographic data for a specific county in Sweden.