fix: umi/_Service lost when publish to npm (umijs#3119)

sorrycc · web-flow · commit 148a653585ec · 2019-09-01T22:00:02.000+08:00
diff --git a/packages/umi/package.json b/packages/umi/package.json
@@ -47,6 +47,7 @@
     "src",
     "bin",
     "_runtimePlugin.js",
+    "_Service.js",
     "babel.js",
     "dynamic.d.ts",
     "dynamic.js",
