diff --git a/.claude/settings.json b/.claude/settings.json
index ca757caa..dc46306b 100644
--- a/.claude/settings.json
+++ b/.claude/settings.json
@@ -107,8 +107,8 @@
             "type": "command",
             "shell": "powershell",
             "async": true,
-            "statusMessage": "Updating architecture graph...",
-            "command": "Write-Host \"[Hook] Regenerating graphify...\"; graphify 2>$null; $wshell = New-Object -ComObject WScript.Shell; $wshell.Popup(\"Claude finished. Architecture graph updated.\", 5, \"Claude Code Task Complete\", 64)"
+            "statusMessage": "Cleaning up and updating graph...",
+            "command": "Write-Host \"[Hook] Cleaning project root...\"; Push-Location $env:CLAUDE_PROJECT_DIR; git ls-files --others --exclude-standard | Where-Object { $_ -notmatch '/' -and (Test-Path -LiteralPath $_) -and (Get-Item -LiteralPath $_).Length -eq 0 } | ForEach-Object { Remove-Item -LiteralPath $_ -Force; Write-Host \"[Cleanup] Removed: $_\" }; $nf = Join-Path $env:CLAUDE_PROJECT_DIR '$null'; if (Test-Path -LiteralPath $nf) { Remove-Item -LiteralPath $nf -Force; Write-Host '[Cleanup] Removed: $null artifact' }; Pop-Location; Write-Host \"[Hook] Regenerating graphify...\"; graphify 2>$null; $wshell = New-Object -ComObject WScript.Shell; $wshell.Popup(\"Claude finished. Project cleaned + graph updated.\", 5, \"Claude Code Task Complete\", 64)"
           }
         ]
       }
diff --git a/0) b/0)
deleted file mode 100644
index e69de29b..00000000