add readme

.gitignore

@@ -2,4 +2,5 @@
 bin/
 packages/
 .vs/
-.vscode/
+.vscode/
+release/

README.md

@@ -0,0 +1,5 @@
+ˇ˘˛ź
+
+```
+dotnet publish "xicheji.csproj" -c Release -o ./release/ -r win-x64 --self-contained /p:PublishSingleFile=true
+```