Phase 2: User experience enhancements to templates handling, dashboard and overlays.

main.py

@@ -44,8 +44,8 @@ app.include_router(auth.router)
 app.add_middleware(SessionMiddleware, secret_key=settings.ENCRYPTION_KEY)
 
 @app.get("/")
-async def read_root():
-    return FileResponse(os.path.join(STATIC_DIR, "login.html"))
+async def read_root(request: Request):
+    return templates.TemplateResponse("login.html", {"request": request})
 
 @app.get("/dashboard")
 async def read_dashboard(request: Request, db: Session = Depends(auth.get_db)):
@@ -72,15 +72,19 @@ async def logout(request: Request):
     return RedirectResponse(url="/")
 
 @app.get("/overlay/{user_id}")
-async def read_overlay(request: Request, user_id: int, db: Session = Depends(auth.get_db)):
+async def read_overlay(request: Request, user_id: int, theme_override: str = None, db: Session = Depends(auth.get_db)):
     # This endpoint serves the overlay page.
     user = db.query(models.User).filter(models.User.id == user_id).first()
     if not user:
         raise HTTPException(status_code=404, detail="User not found")
 
-    theme = "dark-purple" # Default theme
-    if user.settings and user.settings.overlay_theme:
-        theme = user.settings.overlay_theme
+    # The theme can be forced by a query parameter for previewing
+    if theme_override:
+        theme = theme_override
+    else:
+        theme = "dark-purple" # Default theme
+        if user.settings and user.settings.overlay_theme:
+            theme = user.settings.overlay_theme
 
     return templates.TemplateResponse(f"overlay-{theme}.html", {"request": request})