feat: add metrics (#2)

* change metric data, add p50,p95

* add getCustomMetrics api

* change match metric name

* change match regexp

* fixed bug

* add create sercvice api

* fixed error

* fixed bug

* delete debug console

Co-authored-by: syz <eagle-china@hotmail.com>

Author: yugasun

package.json

@@ -30,6 +30,7 @@
     "is-typedarray": "1.0.0",
     "isstream": "0.1.2",
     "json-stringify-safe": "5.0.1",
+    "lodash": "^4.17.15",
     "mime-types": "2.1.24",
     "moment": "^2.24.0",
     "oauth-sign": "0.9.0",