WebDAV mounts activity: add Help icon

package at.bitfire.davdroid.log

import android.util.Log

import org.apache.commons.lang3.StringUtils

import org.apache.commons.lang3.exception.ExceptionUtils

import org.apache.commons.lang3.time.DateFormatUtils

import androidx.room.Entity

import androidx.room.PrimaryKey

import okhttp3.HttpUrl

import okhttp3.HttpUrl.Companion.toHttpUrl

@Entity(tableName = "webdav_mount")

data class WebDavMount(

import androidx.room.Delete

import androidx.room.Insert

import androidx.room.Query

import kotlinx.coroutines.flow.Flow

@Dao

interface WebDavMountDao {

import at.bitfire.ical4android.InvalidCalendarException

import net.fortuna.ical4j.model.Component

import net.fortuna.ical4j.model.component.VAlarm

import net.fortuna.ical4j.model.component.VEvent

import okhttp3.HttpUrl

import okhttp3.HttpUrl.Companion.toHttpUrlOrNull

import okhttp3.RequestBody

import at.bitfire.davdroid.ConcurrentUtils

import at.bitfire.davdroid.InvalidAccountException

import at.bitfire.davdroid.PermissionUtils

import at.bitfire.davdroid.Singleton

import at.bitfire.davdroid.log.Logger

import at.bitfire.davdroid.settings.AccountSettings

import at.bitfire.davdroid.ui.account.WifiPermissionsActivity

import kotlinx.coroutines.asCoroutineDispatcher

import java.util.*

import java.util.concurrent.LinkedBlockingQueue

import java.util.concurrent.ThreadPoolExecutor

import java.util.concurrent.TimeUnit

import java.util.logging.Level

abstract class SyncAdapterService: Service() {