clean: 불필요한 빌드 및 패키지 파일 정리

개발 환경의 빌드 산출물과 패키지 캐시 파일들을 저장소에서 제거하여
저장소 크기를 최적화하고 버전 관리에서 제외

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

Test_Project/obj/Debug/.NETFramework,Version=v4.7.2.AssemblyAttributes.cs

@@ -1,4 +0,0 @@
-// <autogenerated />
-using System;
-using System.Reflection;
-[assembly: global::System.Runtime.Versioning.TargetFrameworkAttribute(".NETFramework,Version=v4.7.2", FrameworkDisplayName = ".NET Framework 4.7.2")]

Test_Project/obj/Debug/Test_Project.csproj.CoreCompileInputs.cache

@@ -1 +0,0 @@
-c233669835bb4757d27d7338d497d11ec470b347

Test_Project/obj/Debug/Test_Project.csproj.FileListAbsolute.txt

@@ -1,11 +0,0 @@
-C:\Users\Administrator\Desktop\unimarc\Test_Project\bin\Debug\Test_Project.exe.config
-C:\Users\Administrator\Desktop\unimarc\Test_Project\bin\Debug\Test_Project.exe
-C:\Users\Administrator\Desktop\unimarc\Test_Project\bin\Debug\Test_Project.pdb
-C:\Users\Administrator\Desktop\unimarc\Test_Project\obj\Debug\Test_Project.csproj.AssemblyReference.cache
-C:\Users\Administrator\Desktop\unimarc\Test_Project\obj\Debug\Test_Project.Properties.Resources.resources
-C:\Users\Administrator\Desktop\unimarc\Test_Project\obj\Debug\Test_Project.csproj.GenerateResource.cache
-C:\Users\Administrator\Desktop\unimarc\Test_Project\obj\Debug\Test_Project.csproj.CoreCompileInputs.cache
-C:\Users\Administrator\Desktop\unimarc\Test_Project\obj\Debug\Test_Project.exe
-C:\Users\Administrator\Desktop\unimarc\Test_Project\obj\Debug\Test_Project.pdb
-C:\Users\Administrator\Desktop\unimarc\Test_Project\obj\Debug\Test_Project.Form1.resources
-C:\Users\Administrator\Desktop\unimarc\Test_Project\obj\Debug\Test_Project.Form2.resources