Added safety notice and support section description

app/src/main/java/com/topjohnwu/magisk/redesign/home/HomeViewModel.kt

@@ -2,6 +2,7 @@ package com.topjohnwu.magisk.redesign.home
 
 import android.Manifest
 import com.topjohnwu.magisk.BuildConfig
+import com.topjohnwu.magisk.Config
 import com.topjohnwu.magisk.Info
 import com.topjohnwu.magisk.R
 import com.topjohnwu.magisk.data.repository.MagiskRepository
@@ -34,6 +35,8 @@ class HomeViewModel(
     private val repoMagisk: MagiskRepository
 ) : CompatViewModel() {
 
+    val isNoticeVisible = KObservableField(Config.safetyNotice)
+
     val stateMagisk = KObservableField(MagiskState.LOADING)
     val stateManager = KObservableField(MagiskState.LOADING)
     val stateTextMagisk = Observer(stateMagisk) {
@@ -143,6 +146,11 @@ class HomeViewModel(
 
     fun toggle(kof: KObservableField<Boolean>) = kof.toggle()
 
+    fun hideNotice() {
+        Config.safetyNotice = false
+        isNoticeVisible.value = false
+    }
+
     private fun ensureEnv() {
         val invalidStates = listOf(
             MagiskState.NOT_INSTALLED,