feat: add counting bench, triage, and dataset modules

This commit includes major additions and updates to the frontend and backend architectures, introducing new dataset management, live counting features, batch processing, and triage logic. Includes new UI pages, components, and API routes.

backend/hardware.py

@@ -47,12 +47,12 @@ def defaults(epochs: int = 50) -> dict:
     elif vram < 6:
         settings = {"batch": 16, "imgsz": 640, "device": 0, "workers": 4}
         note = f"{vram} GB of VRAM: batch 16, 640 px."
-    elif vram <= 16:
+    elif vram < 15:
         settings = {"batch": 32, "imgsz": 640, "device": 0, "workers": 8}
         note = f"{vram} GB of VRAM: optimized batch 32, 640 px."
     else:
-        settings = {"batch": 32, "imgsz": 768, "device": 0, "workers": 8}
-        note = f"{vram} GB of VRAM: room for larger batches and 768 px."
+        settings = {"batch": 64, "imgsz": 640, "device": 0, "workers": 8}
+        note = f"{vram} GB of VRAM: max throughput batch 64, 640 px."
 
     return {**info, **settings, "epochs": epochs, "note": note}