style(orion): align report header footer and page layout

validation-suite/backend/mercury/app/main.py

@@ -1,10 +1,15 @@
 from __future__ import annotations
 
+from pathlib import Path
+
 from fastapi import FastAPI
 from fastapi.middleware.cors import CORSMiddleware
+from fastapi.staticfiles import StaticFiles
 
 from app.api.v1.router import api_router
 from app.core.config import settings
+from app.db.session import SessionLocal
+from app.modules.orion.template_service import ReportTemplateService
 
 app = FastAPI(title=settings.app_name, version="0.1.0")
 app.add_middleware(
@@ -14,10 +19,18 @@ app.add_middleware(
     allow_methods=["*"],
     allow_headers=["*"],
 )
+Path("/app/uploads").mkdir(parents=True, exist_ok=True)
+app.mount("/uploads", StaticFiles(directory="/app/uploads"), name="uploads")
 app.include_router(api_router)
 
 
+@app.on_event("startup")
+def load_reference_templates() -> None:
+    with SessionLocal() as session:
+        ReportTemplateService(session).ensure_default_template()
+        session.commit()
+
+
 @app.get("/health")
 def health() -> dict[str, str]:
     return {"status": "ok"}
-