fix(cv): resolve infinite page duplication bug caused by playback cursor

scripts/debug/render_pdf.py

@@ -0,0 +1,36 @@
+import os
+import sys
+
+try:
+    import fitz  # PyMuPDF
+except ImportError:
+    print("fitz not found, trying to install PyMuPDF...")
+    os.system(f"{sys.executable} -m pip install PyMuPDF")
+    import fitz
+
+pdf_path = r"C:\Users\Certes\Desktop\guitar_score\output\shintakarajima_perfect.pdf"
+out_dir = r"C:\Users\Certes\.gemini\antigravity\brain\5805a1e3-c776-4325-8538-351d54b5e0a0"
+
+try:
+    doc = fitz.open(pdf_path)
+    md_content = "# PDF Visual Inspection\n\n```carousel\n"
+    
+    for i in range(min(5, len(doc))): # First 5 pages are enough to see the tangling
+        page = doc.load_page(i)
+        pix = page.get_pixmap(dpi=150)
+        out_file = os.path.join(out_dir, f"pdf_page_{i}.png")
+        pix.save(out_file)
+        
+        if i > 0:
+            md_content += "<!-- slide -->\n"
+        md_content += f"![Page {i+1}]({out_file})\n"
+        
+    md_content += "```\n"
+
+    with open(os.path.join(out_dir, "PDF_Inspection.md"), "w", encoding="utf-8") as f:
+        f.write(md_content)
+        
+    print("PDF successfully rendered to images and markdown generated.")
+
+except Exception as e:
+    print(f"Error rendering PDF: {e}")