fix: 맵 에디터 연결 버그 수정 및 기능 개선

주요 변경사항:
- ConnectedMapNodes 속성 추가로 런타임 객체 참조 지원
- 이미지 에디터 UI 개선 (ImageEditorCanvas 추가)
- 연결 생성 버그 수정: 양방향 연결 생성
- 연결 삭제 버그 수정: 양방향 모두 제거
- CleanupDuplicateConnections 비활성화 (단방향 변환 버그)

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

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

Cs_HMI/AGVLogic/AGVMapEditor/AGVMapEditor.csproj

@@ -49,9 +49,15 @@
     </ProjectReference>
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="Controls\ImageEditorCanvas.cs">
+      <SubType>UserControl</SubType>
+    </Compile>
     <Compile Include="Forms\ImageEditorForm.cs">
       <SubType>Form</SubType>
     </Compile>
+    <Compile Include="Forms\ImageEditorForm.Designer.cs">
+      <DependentUpon>ImageEditorForm.cs</DependentUpon>
+    </Compile>
     <Compile Include="Models\EditorSettings.cs" />
     <Compile Include="Models\ImagePathEditor.cs" />
     <Compile Include="Models\MapImage.cs" />
@@ -86,7 +92,6 @@
   </ItemGroup>
   <ItemGroup>
     <Folder Include="Data\" />
-    <Folder Include="Utils\" />
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
 </Project>