reverted deply to docs folder (forgot it's required for github pages)

Author: osayami

deploy.sh

@@ -1,7 +1,7 @@
 #!/bin/bash
 dotnet publish -c Release OsayamiBlog.csproj
-rm -rf build
-mkdir build
+rm -rf docs
+mkdir docs
 cp -r bin/Release/net10.0/publish/wwwroot/* docs/
 touch docs/.nojekyll
 git add docs