fix: explain to auto-link exact routes

Author: jorgemasta

react-native.config.js

@@ -0,0 +1,10 @@
+module.exports = {
+  dependency: {
+    platforms: {
+      android: {
+        packageImportPath: 'import com.documentscanner.DocumentScannerPackage;',
+        packageInstance: 'new DocumentScannerPackage()'
+      }
+    }
+  }
+}