major refactor

README.md

@@ -71,12 +71,12 @@ docker compose logs -f
 docker compose logs -f celery
 
 # Create admin user
-docker compose exec django python manage.py createsuperuser
+docker compose exec django python admin/manage.py createsuperuser
 ```
 
 ## Code Generation
 
-Models are defined as dataclasses in `schema/models/` and generated via `modelgen`:
+Models are defined as dataclasses in `core/schema/models/` and generated via `modelgen`:
 - **Django ORM** models (`--include dataclasses,enums`)
 - **Pydantic** schemas (`--include dataclasses,enums`)
 - **TypeScript** types (`--include dataclasses,enums,api`)
@@ -113,26 +113,29 @@ See [docs/media-storage.md](docs/media-storage.md) for full details.
 
 ```
 mpr/
-├── api/                 # FastAPI application
-│   ├── routes/          # API endpoints
-│   └── schemas/         # Pydantic models (generated)
-├── core/                # Core utilities
-│   └── ffmpeg/          # FFmpeg wrappers
+├── admin/               # Django project
+│   ├── manage.py        # Django management script
+│   └── mpr/             # Django settings & app
+│       └── media_assets/# Django app
+├── core/                # Core application logic
+│   ├── api/             # FastAPI + GraphQL API
+│   │   └── schema/      # GraphQL types (generated)
+│   ├── ffmpeg/          # FFmpeg wrappers
+│   ├── rpc/             # gRPC server & client
+│   │   └── protos/      # Protobuf definitions (generated)
+│   ├── schema/          # Source of truth
+│   │   └── models/      # Dataclass definitions
+│   ├── storage/         # S3/GCP/local storage backends
+│   └── task/            # Celery job execution
+│       ├── executor.py  # Executor abstraction
+│       └── tasks.py     # Celery tasks
 ├── ctrl/                # Docker & deployment
 │   ├── docker-compose.yml
 │   └── nginx.conf
 ├── media/
 │   ├── in/              # Source media files
 │   └── out/             # Transcoded output
-├── rpc/                 # gRPC server & client
-│   └── protos/          # Protobuf definitions (generated)
-├── mpr/                 # Django project
-│   └── media_assets/    # Django app
-├── schema/              # Source of truth
-│   └── models/          # Dataclass definitions
-├── task/                # Celery job execution
-│   ├── executor.py      # Executor abstraction
-│   └── tasks.py         # Celery tasks
+├── modelgen/            # Code generation tool
 └── ui/                  # Frontend
     └── timeline/        # React app
 ```