优化

app/src/app/java/io/legado/app/help/AppIntentType.kt

@@ -1,17 +0,0 @@
-package io.legado.app.help
-
-import androidx.annotation.Keep
-import io.legado.app.utils.IntentType
-
-@Keep
-@Suppress("unused")
-object AppIntentType : IntentType.TypeInterface {
-
-    override fun from(path: String?): String? {
-        return when (path?.substringAfterLast(".")?.lowercase()) {
-            "apk" -> "application/vnd.android.package-archive"
-            else -> null
-        }
-    }
-
-}

app/src/main/java/io/legado/app/lib/cronet/CronetInterceptor.kt

@@ -4,7 +4,6 @@ import android.os.Build
 import androidx.annotation.Keep
 import io.legado.app.utils.printOnDebug
 import okhttp3.*
-import okhttp3.internal.http.receiveHeaders
 import java.io.IOException
 
 @Keep

app/src/main/java/io/legado/app/utils/IntentType.kt

@@ -25,6 +25,7 @@ object IntentType {
             "3gp", "mp4" -> "audio/*"
             "jpg", "gif", "png", "jpeg", "bmp" -> "image/*"
             "", "txt", "json", "log" -> "text/plain"
+            "apk" -> "application/vnd.android.package-archive"
             else -> appIntentType?.from(path) ?: "*/*"
         }
     }