007 add telemetry

app/main.py

@@ -5,6 +5,7 @@ from fastapi import FastAPI
 from app.config import Settings, get_settings
 from app.controllers.middleware import install_middleware
 from app.controllers.v1.delivery import router as delivery_router
+from app.observability import setup_observability
 
 
 def create_app(settings: Settings | None = None) -> FastAPI:
@@ -13,6 +14,7 @@ def create_app(settings: Settings | None = None) -> FastAPI:
     application = FastAPI(title="G2S Aggregator", version="0.1.0")
     application.state.settings = resolved_settings
 
+    setup_observability(application, resolved_settings.observability)
     install_middleware(application)
     application.include_router(delivery_router, prefix=resolved_settings.controller.api_prefix)
     return application