Refactor the namespace to com.sukisu.ultra, add IKsuInterface and LatestVersionInfo data classes, and remove obsolete classes and methods.

manager/app/src/main/java/com/sukisu/ultra/KernelSUApplication.kt

@@ -0,0 +1,36 @@
+package com.sukisu.ultra
+
+import android.app.Application
+import coil.Coil
+import coil.ImageLoader
+import me.zhanghai.android.appiconloader.coil.AppIconFetcher
+import me.zhanghai.android.appiconloader.coil.AppIconKeyer
+import java.io.File
+
+lateinit var ksuApp: KernelSUApplication
+
+class KernelSUApplication : Application() {
+
+    override fun onCreate() {
+        super.onCreate()
+        ksuApp = this
+
+        val context = this
+        val iconSize = resources.getDimensionPixelSize(android.R.dimen.app_icon_size)
+        Coil.setImageLoader(
+            ImageLoader.Builder(context)
+                .components {
+                    add(AppIconKeyer())
+                    add(AppIconFetcher.Factory(iconSize, false, context))
+                }
+                .build()
+        )
+
+        val webroot = File(dataDir, "webroot")
+        if (!webroot.exists()) {
+            webroot.mkdir()
+        }
+    }
+
+
+}