feat: auth & admin

app/main.py

@@ -8,6 +8,7 @@ from fastapi import FastAPI
 from app.api.errors import register_exception_handlers
 from app.api.health import router as health_router
 from app.api.middleware import CorrelationIdMiddleware
+from app.api.v1 import api_v1_router
 from app.core.config import get_settings
 from app.core.logging import configure_logging, get_logger
 from app.infrastructure.cache import close_redis
@@ -41,8 +42,8 @@ def create_app() -> FastAPI:
     register_exception_handlers(app)
 
     app.include_router(health_router)
-    # Versioned API routers (auth, library, …) are mounted in later steps:
-    #   app.include_router(api_v1_router, prefix="/api/v1")
+    app.include_router(api_v1_router)
+    # Subsonic-compatible layer is mounted in a later step:
     #   app.include_router(subsonic_router, prefix="/rest")
 
     return app