chore(docs): document ScoreExtractor tiling and refactor debug scripts (#563)

scripts/debug/dump_slices.py

@@ -0,0 +1,21 @@
+import cv2
+import os
+
+img = cv2.imread(r"C:\Users\Certes\.gemini\antigravity\brain\975cea00-dd68-4689-9ee3-f1a2408b4ee6\final_check_100_sec.png")
+if img is None:
+    print("Image not found!")
+    exit(1)
+
+out_dir = r"C:\Users\Certes\.gemini\antigravity\brain\975cea00-dd68-4689-9ee3-f1a2408b4ee6\slices"
+os.makedirs(out_dir, exist_ok=True)
+
+h, w = img.shape[:2]
+# Final check image is a single ROW (very long panorama).
+# We will cut it into 2000px chunks.
+idx = 0
+for x in range(0, w, 2000):
+    slice_img = img[:, x:min(x+2000, w)]
+    cv2.imwrite(os.path.join(out_dir, f"pano_slice_{idx:02d}.png"), slice_img)
+    idx += 1
+
+print(f"Generated {idx} slices.")