Add JWT auth with per-user data isolation and account settings.

Users can register, log in, and manage profile/password in a personal account page; server data is scoped by owner across contacts, maps, tags, and import.

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/core/views.py

@@ -1,6 +1,8 @@
-from rest_framework.decorators import api_view
+from rest_framework.permissions import AllowAny, IsAuthenticated
 from rest_framework.response import Response
+from rest_framework.views import APIView
 
+from core.drf_mixins import JwtAuthMixin
 from .choices import (
     RELATION_TYPES,
     LIFE_SPHERES,
@@ -10,21 +12,20 @@ from .choices import (
 )
 
 
-@api_view(['GET'])
-def meta_choices(request):
-    """Unified meta endpoint for all domain enums."""
-    return Response(choices_payload())
+class MetaChoicesView(JwtAuthMixin, APIView):
+    def get(self, request):
+        return Response(choices_payload())
 
 
-@api_view(['GET'])
-def relation_types(request):
-    return Response([{'value': v, 'label': l} for v, l in RELATION_TYPES])
+class RelationTypesView(JwtAuthMixin, APIView):
+    def get(self, request):
+        return Response([{'value': v, 'label': l} for v, l in RELATION_TYPES])
 
 
-@api_view(['GET'])
-def network_map_choices(request):
-    return Response({
-        'life_spheres': [{'value': v, 'label': l} for v, l in LIFE_SPHERES],
-        'network_circles': [{'value': v, 'label': l} for v, l in NETWORK_CIRCLES],
-        'interaction_intensities': [{'value': v, 'label': l} for v, l in INTERACTION_INTENSITY],
-    })
+class NetworkMapChoicesView(JwtAuthMixin, APIView):
+    def get(self, request):
+        return Response({
+            'life_spheres': [{'value': v, 'label': l} for v, l in LIFE_SPHERES],
+            'network_circles': [{'value': v, 'label': l} for v, l in NETWORK_CIRCLES],
+            'interaction_intensities': [{'value': v, 'label': l} for v, l in INTERACTION_INTENSITY],
+        })