diff --git a/server/package-lock.json b/server/package-lock.json
index e8b8f89..67d1b09 100644
--- a/server/package-lock.json
+++ b/server/package-lock.json
@@ -15,8 +15,8 @@
     },
     "after": {
       "version": "0.8.2",
-      "resolved": "http://registry.npm.taobao.org/after/download/after-0.8.2.tgz",
-      "integrity": "sha1-/ts5T58OAqqXaOcCvaI7UF+ufh8="
+      "resolved": "https://registry.npmmirror.com/after/-/after-0.8.2.tgz",
+      "integrity": "sha512-QbJ0NTQ/I9DI3uSJA4cbexiwQeRAfjPScqIbSjUDd9TOrcg6pTkdgziesOqxBMBzit8vFCTwrP27t13vFOORRA=="
     },
     "any-promise": {
       "version": "1.3.0",
@@ -30,8 +30,8 @@
     },
     "arraybuffer.slice": {
       "version": "0.0.7",
-      "resolved": "http://registry.npm.taobao.org/arraybuffer.slice/download/arraybuffer.slice-0.0.7.tgz",
-      "integrity": "sha1-O7xCdd1YTMGxCAm4nU6LY6aednU="
+      "resolved": "https://registry.npmmirror.com/arraybuffer.slice/-/arraybuffer.slice-0.0.7.tgz",
+      "integrity": "sha512-wGUIVQXuehL5TCqQun8OW81jGzAWycqzFF8lFp+GOM5BXLYj3bKNsYC4daB7n6XjCqxQA/qgTJ+8ANR3acjrog=="
     },
     "async": {
       "version": "2.1.4",
@@ -41,38 +41,25 @@
         "lodash": "4.17.5"
       }
     },
-    "async-limiter": {
-      "version": "1.0.0",
-      "resolved": "http://registry.npm.taobao.org/async-limiter/download/async-limiter-1.0.0.tgz",
-      "integrity": "sha1-ePrtjD0HSrgfIrTphdeehzj3IPg="
-    },
     "backo2": {
       "version": "1.0.2",
-      "resolved": "http://registry.npm.taobao.org/backo2/download/backo2-1.0.2.tgz",
-      "integrity": "sha1-MasayLEpNjRj41s+u2n038+6eUc="
+      "resolved": "https://registry.npmmirror.com/backo2/-/backo2-1.0.2.tgz",
+      "integrity": "sha512-zj6Z6M7Eq+PBZ7PQxl5NT665MvJdAkzp0f60nAJ+sLaSCBPMwVak5ZegFbgVCzFcCJTKFoMizvM5Ld7+JrRJHA=="
     },
     "base64-arraybuffer": {
-      "version": "0.1.5",
-      "resolved": "http://registry.npm.taobao.org/base64-arraybuffer/download/base64-arraybuffer-0.1.5.tgz",
-      "integrity": "sha1-c5JncZI7Whl0etZmqlzUv5xunOg="
+      "version": "0.1.4",
+      "resolved": "https://registry.npmmirror.com/base64-arraybuffer/-/base64-arraybuffer-0.1.4.tgz",
+      "integrity": "sha512-a1eIFi4R9ySrbiMuyTGx5e92uRH5tQY6kArNcFaKBUleIoLjdjBg7Zxm3Mqm3Kmkf27HLR/1fnxX9q8GQ7Iavg=="
     },
     "base64id": {
-      "version": "1.0.0",
-      "resolved": "http://registry.npm.taobao.org/base64id/download/base64id-1.0.0.tgz",
-      "integrity": "sha1-R2iMuZu2gE8OBtPnY7HDLlfY5rY="
-    },
-    "better-assert": {
-      "version": "1.0.2",
-      "resolved": "http://registry.npm.taobao.org/better-assert/download/better-assert-1.0.2.tgz",
-      "integrity": "sha1-QIZrnhueC1W0gYlDEeaPr/rrxSI=",
-      "requires": {
-        "callsite": "1.0.0"
-      }
+      "version": "2.0.0",
+      "resolved": "https://registry.npmmirror.com/base64id/-/base64id-2.0.0.tgz",
+      "integrity": "sha512-lGe34o6EHj9y3Kts9R4ZYs/Gr+6N7MCaMlIFA3F1R2O5/m7K06AxfSeO5530PEERE6/WyEg3lsuyw4GHlPZHog=="
     },
     "blob": {
-      "version": "0.0.4",
-      "resolved": "http://registry.npm.taobao.org/blob/download/blob-0.0.4.tgz",
-      "integrity": "sha1-vPEwUspURj8w+fx+lbmkdjCpSSE="
+      "version": "0.0.5",
+      "resolved": "https://registry.npmmirror.com/blob/-/blob-0.0.5.tgz",
+      "integrity": "sha512-gaqbzQPqOoamawKg0LGVd7SzLgXS+JH61oWprSLH+P+abTczqJbhTR8CmJ2u9/bUYNmHTGJx/UEmn6doAvvuig=="
     },
     "bluebird": {
       "version": "3.5.0",
@@ -106,25 +93,20 @@
       "resolved": "http://registry.npm.taobao.org/bytes/download/bytes-3.0.0.tgz",
       "integrity": "sha1-0ygVQE1olpn4Wk6k+odV3ROpYEg="
     },
-    "callsite": {
-      "version": "1.0.0",
-      "resolved": "http://registry.npm.taobao.org/callsite/download/callsite-1.0.0.tgz",
-      "integrity": "sha1-KAOY5dZkvXQDi28JBRU+borxvCA="
-    },
     "component-bind": {
       "version": "1.0.0",
-      "resolved": "http://registry.npm.taobao.org/component-bind/download/component-bind-1.0.0.tgz",
-      "integrity": "sha1-AMYIq33Nk4l8AAllGx06jh5zu9E="
+      "resolved": "https://registry.npmmirror.com/component-bind/-/component-bind-1.0.0.tgz",
+      "integrity": "sha512-WZveuKPeKAG9qY+FkYDeADzdHyTYdIboXS59ixDeRJL5ZhxpqUnxSOwop4FQjMsiYm3/Or8cegVbpAHNA7pHxw=="
     },
     "component-emitter": {
-      "version": "1.2.1",
-      "resolved": "http://registry.npm.taobao.org/component-emitter/download/component-emitter-1.2.1.tgz",
-      "integrity": "sha1-E3kY1teCg/ffemt8WmPhQOaUJeY="
+      "version": "1.3.0",
+      "resolved": "https://registry.npmmirror.com/component-emitter/-/component-emitter-1.3.0.tgz",
+      "integrity": "sha512-Rd3se6QB+sO1TwqZjscQrurpEPIfO0/yYnSin6Q/rD3mOutHvUrCAhJub3r90uNb+SESBuE0QYoB90YdfatsRg=="
     },
     "component-inherit": {
       "version": "0.0.3",
-      "resolved": "http://registry.npm.taobao.org/component-inherit/download/component-inherit-0.0.3.tgz",
-      "integrity": "sha1-ZF/ErfWLcrZJ1crmUTVhnbJv8UM="
+      "resolved": "https://registry.npmmirror.com/component-inherit/-/component-inherit-0.0.3.tgz",
+      "integrity": "sha512-w+LhYREhatpVqTESyGFg3NlP6Iu0kEKUHETY9GoZP/pQyW4mHFZuFWRUCIqVPZ36ueVLtoOEZaAqbCF2RDndaA=="
     },
     "content-disposition": {
       "version": "0.5.2",
@@ -189,51 +171,60 @@
       "integrity": "sha1-eePVhlU0aQn+bw9Fpd5oEDspTSA="
     },
     "engine.io": {
-      "version": "3.1.5",
-      "resolved": "http://registry.npm.taobao.org/engine.io/download/engine.io-3.1.5.tgz",
-      "integrity": "sha1-Dn751pDrCzVZfx1K0Comyi26OEU=",
-      "requires": {
-        "accepts": "1.3.4",
-        "base64id": "1.0.0",
-        "cookie": "0.3.1",
-        "debug": "3.1.0",
-        "engine.io-parser": "2.1.2",
-        "uws": "9.14.0",
-        "ws": "3.3.3"
+      "version": "3.6.1",
+      "resolved": "https://registry.npmmirror.com/engine.io/-/engine.io-3.6.1.tgz",
+      "integrity": "sha512-dfs8EVg/i7QjFsXxn7cCRQ+Wai1G1TlEvHhdYEi80fxn5R1vZ2K661O6v/rezj1FP234SZ14r9CmJke99iYDGg==",
+      "requires": {
+        "accepts": "~1.3.4",
+        "base64id": "2.0.0",
+        "cookie": "~0.4.1",
+        "debug": "~4.1.0",
+        "engine.io-parser": "~2.2.0",
+        "ws": "~7.4.2"
       },
       "dependencies": {
+        "cookie": {
+          "version": "0.4.2",
+          "resolved": "https://registry.npmmirror.com/cookie/-/cookie-0.4.2.tgz",
+          "integrity": "sha512-aSWTXFzaKWkvHO1Ny/s+ePFpvKsPnjc551iI41v3ny/ow6tBG5Vd+FuqGNhh1LxOmVzOlGUriIlOaokOvhaStA=="
+        },
         "debug": {
-          "version": "3.1.0",
-          "resolved": "http://registry.npm.taobao.org/debug/download/debug-3.1.0.tgz",
-          "integrity": "sha1-W7WgZyYotkFJVmuhaBnmFRjGcmE=",
+          "version": "4.1.1",
+          "resolved": "https://registry.npmmirror.com/debug/-/debug-4.1.1.tgz",
+          "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
           "requires": {
-            "ms": "2.0.0"
+            "ms": "^2.1.1"
           }
+        },
+        "ms": {
+          "version": "2.1.3",
+          "resolved": "https://registry.npmmirror.com/ms/-/ms-2.1.3.tgz",
+          "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
         }
       }
     },
     "engine.io-client": {
-      "version": "3.1.6",
-      "resolved": "http://registry.npm.taobao.org/engine.io-client/download/engine.io-client-3.1.6.tgz",
-      "integrity": "sha1-W96xMPi5SlCsXL63JYPnpKBj3f0=",
+      "version": "3.5.3",
+      "resolved": "https://registry.npmmirror.com/engine.io-client/-/engine.io-client-3.5.3.tgz",
+      "integrity": "sha512-qsgyc/CEhJ6cgMUwxRRtOndGVhIu5hpL5tR4umSpmX/MvkFoIxUTM7oFMDQumHNzlNLwSVy6qhstFPoWTf7dOw==",
       "requires": {
-        "component-emitter": "1.2.1",
+        "component-emitter": "~1.3.0",
         "component-inherit": "0.0.3",
-        "debug": "3.1.0",
-        "engine.io-parser": "2.1.2",
+        "debug": "~3.1.0",
+        "engine.io-parser": "~2.2.0",
         "has-cors": "1.1.0",
         "indexof": "0.0.1",
-        "parseqs": "0.0.5",
-        "parseuri": "0.0.5",
-        "ws": "3.3.3",
-        "xmlhttprequest-ssl": "1.5.5",
+        "parseqs": "0.0.6",
+        "parseuri": "0.0.6",
+        "ws": "~7.4.2",
+        "xmlhttprequest-ssl": "~1.6.2",
         "yeast": "0.1.2"
       },
       "dependencies": {
         "debug": {
           "version": "3.1.0",
-          "resolved": "http://registry.npm.taobao.org/debug/download/debug-3.1.0.tgz",
-          "integrity": "sha1-W7WgZyYotkFJVmuhaBnmFRjGcmE=",
+          "resolved": "https://registry.npmmirror.com/debug/-/debug-3.1.0.tgz",
+          "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
           "requires": {
             "ms": "2.0.0"
           }
@@ -241,15 +232,15 @@
       }
     },
     "engine.io-parser": {
-      "version": "2.1.2",
-      "resolved": "http://registry.npm.taobao.org/engine.io-parser/download/engine.io-parser-2.1.2.tgz",
-      "integrity": "sha1-TA9M/3mq7su9z96maoI8YIVAkZY=",
+      "version": "2.2.1",
+      "resolved": "https://registry.npmmirror.com/engine.io-parser/-/engine.io-parser-2.2.1.tgz",
+      "integrity": "sha512-x+dN/fBH8Ro8TFwJ+rkB2AmuVw9Yu2mockR/p3W8f8YtExwFgDvBDi0GWyb4ZLkpahtDGZgtr3zLovanJghPqg==",
       "requires": {
         "after": "0.8.2",
-        "arraybuffer.slice": "0.0.7",
-        "base64-arraybuffer": "0.1.5",
-        "blob": "0.0.4",
-        "has-binary2": "1.0.2"
+        "arraybuffer.slice": "~0.0.7",
+        "base64-arraybuffer": "0.1.4",
+        "blob": "0.0.5",
+        "has-binary2": "~1.0.2"
       }
     },
     "escape-html": {
@@ -324,17 +315,17 @@
       "integrity": "sha1-PYyt2Q2XZWn6g1qx+OSyOhBWBac="
     },
     "has-binary2": {
-      "version": "1.0.2",
-      "resolved": "http://registry.npm.taobao.org/has-binary2/download/has-binary2-1.0.2.tgz",
-      "integrity": "sha1-6D26SfC5vk0CbSc2U1DZ8D9Uvpg=",
+      "version": "1.0.3",
+      "resolved": "https://registry.npmmirror.com/has-binary2/-/has-binary2-1.0.3.tgz",
+      "integrity": "sha512-G1LWKhDSvhGeAQ8mPVQlqNcOB2sJdwATtZKl2pDKKHfpf/rYj24lkinxf69blJbnsvtqqNU+L3SL50vzZhXOnw==",
       "requires": {
         "isarray": "2.0.1"
       }
     },
     "has-cors": {
       "version": "1.1.0",
-      "resolved": "http://registry.npm.taobao.org/has-cors/download/has-cors-1.1.0.tgz",
-      "integrity": "sha1-XkdHk/fqmEPRu5nCPu9J/xJv/zk="
+      "resolved": "https://registry.npmmirror.com/has-cors/-/has-cors-1.1.0.tgz",
+      "integrity": "sha512-g5VNKdkFuUuVCP9gYfDJHjK2nqdQJ7aDLTnycnc2+RvsOQbuLdF5pm7vuE5J76SEBIQjs4kQY/BWq74JUmjbXA=="
     },
     "http-errors": {
       "version": "1.6.2",
@@ -361,8 +352,8 @@
     },
     "indexof": {
       "version": "0.0.1",
-      "resolved": "http://registry.npm.taobao.org/indexof/download/indexof-0.0.1.tgz",
-      "integrity": "sha1-gtwzbSMrkGIXnQWrMpOmYFn9Q10="
+      "resolved": "https://registry.npmmirror.com/indexof/-/indexof-0.0.1.tgz",
+      "integrity": "sha512-i0G7hLJ1z0DE8dsqJa2rycj9dBmNKgXBvotXtZYXakU9oivfB9Uj2ZBC27qqef2U58/ZLwalxa1X/RDCdkHtVg=="
     },
     "inherits": {
       "version": "2.0.3",
@@ -376,8 +367,8 @@
     },
     "isarray": {
       "version": "2.0.1",
-      "resolved": "http://registry.npm.taobao.org/isarray/download/isarray-2.0.1.tgz",
-      "integrity": "sha1-o32U7ZzaLVmGXJ92/llu4fM4dB4="
+      "resolved": "https://registry.npmmirror.com/isarray/-/isarray-2.0.1.tgz",
+      "integrity": "sha512-c2cu3UxbI+b6kR3fy0nRnAhodsvR9dx7U5+znCOzdj6IfP3upFURTr0Xl5BlQZNKZjEtxrmVyfSdeE3O57smoQ=="
     },
     "kareem": {
       "version": "2.0.4",
@@ -528,11 +519,6 @@
       "resolved": "http://registry.npm.taobao.org/object-assign/download/object-assign-4.1.1.tgz",
       "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM="
     },
-    "object-component": {
-      "version": "0.0.3",
-      "resolved": "http://registry.npm.taobao.org/object-component/download/object-component-0.0.3.tgz",
-      "integrity": "sha1-8MaapQ78lbhmwYb0AKM3acsvEpE="
-    },
     "on-finished": {
       "version": "2.3.0",
       "resolved": "http://registry.npm.taobao.org/on-finished/download/on-finished-2.3.0.tgz",
@@ -542,20 +528,14 @@
       }
     },
     "parseqs": {
-      "version": "0.0.5",
-      "resolved": "http://registry.npm.taobao.org/parseqs/download/parseqs-0.0.5.tgz",
-      "integrity": "sha1-1SCKNzjkZ2bikbouoXNoSSGouJ0=",
-      "requires": {
-        "better-assert": "1.0.2"
-      }
+      "version": "0.0.6",
+      "resolved": "https://registry.npmmirror.com/parseqs/-/parseqs-0.0.6.tgz",
+      "integrity": "sha512-jeAGzMDbfSHHA091hr0r31eYfTig+29g3GKKE/PPbEQ65X0lmMwlEoqmhzu0iztID5uJpZsFlUPDP8ThPL7M8w=="
     },
     "parseuri": {
-      "version": "0.0.5",
-      "resolved": "http://registry.npm.taobao.org/parseuri/download/parseuri-0.0.5.tgz",
-      "integrity": "sha1-gCBKUNTbt3m/3G6+J3jZDkvOMgo=",
-      "requires": {
-        "better-assert": "1.0.2"
-      }
+      "version": "0.0.6",
+      "resolved": "https://registry.npmmirror.com/parseuri/-/parseuri-0.0.6.tgz",
+      "integrity": "sha512-AUjen8sAkGgao7UyCX6Ahv0gIK2fABKmYjvP4xmy5JaKvcbTRueIqIPHLAfq30xJddqSE033IOMUSOMCcK3Sow=="
     },
     "parseurl": {
       "version": "1.3.2",
@@ -668,60 +648,103 @@
       "integrity": "sha1-CzpmK10Ewxd7GSa+qCsD+Dei70E="
     },
     "socket.io": {
-      "version": "2.0.4",
-      "resolved": "http://registry.npm.taobao.org/socket.io/download/socket.io-2.0.4.tgz",
-      "integrity": "sha1-waRZDO/4fs8TxyZS8Eb3FrKeYBQ=",
-      "requires": {
-        "debug": "2.6.9",
-        "engine.io": "3.1.5",
-        "socket.io-adapter": "1.1.1",
-        "socket.io-client": "2.0.4",
-        "socket.io-parser": "3.1.3"
+      "version": "2.5.0",
+      "resolved": "https://registry.npmmirror.com/socket.io/-/socket.io-2.5.0.tgz",
+      "integrity": "sha512-gGunfS0od3VpwDBpGwVkzSZx6Aqo9uOcf1afJj2cKnKFAoyl16fvhpsUhmUFd4Ldbvl5JvRQed6eQw6oQp6n8w==",
+      "requires": {
+        "debug": "~4.1.0",
+        "engine.io": "~3.6.0",
+        "has-binary2": "~1.0.2",
+        "socket.io-adapter": "~1.1.0",
+        "socket.io-client": "2.5.0",
+        "socket.io-parser": "~3.4.0"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "4.1.1",
+          "resolved": "https://registry.npmmirror.com/debug/-/debug-4.1.1.tgz",
+          "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
+          "requires": {
+            "ms": "^2.1.1"
+          }
+        },
+        "ms": {
+          "version": "2.1.3",
+          "resolved": "https://registry.npmmirror.com/ms/-/ms-2.1.3.tgz",
+          "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
+        }
       }
     },
     "socket.io-adapter": {
-      "version": "1.1.1",
-      "resolved": "http://registry.npm.taobao.org/socket.io-adapter/download/socket.io-adapter-1.1.1.tgz",
-      "integrity": "sha1-KoBeihTWNyEk3ZFZrUUC+MsH8Gs="
+      "version": "1.1.2",
+      "resolved": "https://registry.npmmirror.com/socket.io-adapter/-/socket.io-adapter-1.1.2.tgz",
+      "integrity": "sha512-WzZRUj1kUjrTIrUKpZLEzFZ1OLj5FwLlAFQs9kuZJzJi5DKdU7FsWc36SNmA8iDOtwBQyT8FkrriRM8vXLYz8g=="
     },
     "socket.io-client": {
-      "version": "2.0.4",
-      "resolved": "http://registry.npm.taobao.org/socket.io-client/download/socket.io-client-2.0.4.tgz",
-      "integrity": "sha1-CRilUkBtxeVAs4Dc2Xr8SmQzL44=",
+      "version": "2.5.0",
+      "resolved": "https://registry.npmmirror.com/socket.io-client/-/socket.io-client-2.5.0.tgz",
+      "integrity": "sha512-lOO9clmdgssDykiOmVQQitwBAF3I6mYcQAo7hQ7AM6Ny5X7fp8hIJ3HcQs3Rjz4SoggoxA1OgrQyY8EgTbcPYw==",
       "requires": {
         "backo2": "1.0.2",
-        "base64-arraybuffer": "0.1.5",
         "component-bind": "1.0.0",
-        "component-emitter": "1.2.1",
-        "debug": "2.6.9",
-        "engine.io-client": "3.1.6",
-        "has-cors": "1.1.0",
+        "component-emitter": "~1.3.0",
+        "debug": "~3.1.0",
+        "engine.io-client": "~3.5.0",
+        "has-binary2": "~1.0.2",
         "indexof": "0.0.1",
-        "object-component": "0.0.3",
-        "parseqs": "0.0.5",
-        "parseuri": "0.0.5",
-        "socket.io-parser": "3.1.3",
+        "parseqs": "0.0.6",
+        "parseuri": "0.0.6",
+        "socket.io-parser": "~3.3.0",
         "to-array": "0.1.4"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmmirror.com/debug/-/debug-3.1.0.tgz",
+          "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
+          "requires": {
+            "ms": "2.0.0"
+          }
+        },
+        "socket.io-parser": {
+          "version": "3.3.3",
+          "resolved": "https://registry.npmmirror.com/socket.io-parser/-/socket.io-parser-3.3.3.tgz",
+          "integrity": "sha512-qOg87q1PMWWTeO01768Yh9ogn7chB9zkKtQnya41Y355S0UmpXgpcrFwAgjYJxu9BdKug5r5e9YtVSeWhKBUZg==",
+          "requires": {
+            "component-emitter": "~1.3.0",
+            "debug": "~3.1.0",
+            "isarray": "2.0.1"
+          }
+        }
       }
     },
     "socket.io-parser": {
-      "version": "3.1.3",
-      "resolved": "http://registry.npm.taobao.org/socket.io-parser/download/socket.io-parser-3.1.3.tgz",
-      "integrity": "sha1-7S2l7nnxCVUDbj2kE7/X8eTYbI4=",
+      "version": "3.4.3",
+      "resolved": "https://registry.npmmirror.com/socket.io-parser/-/socket.io-parser-3.4.3.tgz",
+      "integrity": "sha512-1rE4dZN3kCI/E5wixd393hmbqa78vVpkKmnEJhLeWoS/C5hbFYAbcSfnWoaVH43u9ToUVtzKjguxEZq+1XZfCQ==",
       "requires": {
         "component-emitter": "1.2.1",
-        "debug": "3.1.0",
-        "has-binary2": "1.0.2",
+        "debug": "~4.1.0",
         "isarray": "2.0.1"
       },
       "dependencies": {
+        "component-emitter": {
+          "version": "1.2.1",
+          "resolved": "https://registry.npmmirror.com/component-emitter/-/component-emitter-1.2.1.tgz",
+          "integrity": "sha512-jPatnhd33viNplKjqXKRkGU345p263OIWzDL2wH3LGIGp5Kojo+uXizHmOADRvhGFFTnJqX3jBAKP6vvmSDKcA=="
+        },
         "debug": {
-          "version": "3.1.0",
-          "resolved": "http://registry.npm.taobao.org/debug/download/debug-3.1.0.tgz",
-          "integrity": "sha1-W7WgZyYotkFJVmuhaBnmFRjGcmE=",
+          "version": "4.1.1",
+          "resolved": "https://registry.npmmirror.com/debug/-/debug-4.1.1.tgz",
+          "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
           "requires": {
-            "ms": "2.0.0"
+            "ms": "^2.1.1"
           }
+        },
+        "ms": {
+          "version": "2.1.3",
+          "resolved": "https://registry.npmmirror.com/ms/-/ms-2.1.3.tgz",
+          "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
         }
       }
     },
@@ -748,8 +771,8 @@
     },
     "to-array": {
       "version": "0.1.4",
-      "resolved": "http://registry.npm.taobao.org/to-array/download/to-array-0.1.4.tgz",
-      "integrity": "sha1-F+bBH3PdTz10zaek/zI46a2b+JA="
+      "resolved": "https://registry.npmmirror.com/to-array/-/to-array-0.1.4.tgz",
+      "integrity": "sha512-LhVdShQD/4Mk4zXNroIQZJC+Ap3zgLcDuwEdcmLv9CCO73NWockQDwyUnW/m8VX/EElfL6FcYx7EeutN4HJA6A=="
     },
     "type-is": {
       "version": "1.6.15",
@@ -760,11 +783,6 @@
         "mime-types": "2.1.17"
       }
     },
-    "ultron": {
-      "version": "1.1.1",
-      "resolved": "http://registry.npm.taobao.org/ultron/download/ultron-1.1.1.tgz",
-      "integrity": "sha1-n+FTahCmZKZSZqHjzPhf02MCvJw="
-    },
     "unpipe": {
       "version": "1.0.0",
       "resolved": "http://registry.npm.taobao.org/unpipe/download/unpipe-1.0.0.tgz",
@@ -786,36 +804,25 @@
       "resolved": "http://registry.npm.taobao.org/utils-merge/download/utils-merge-1.0.1.tgz",
       "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM="
     },
-    "uws": {
-      "version": "9.14.0",
-      "resolved": "http://registry.npm.taobao.org/uws/download/uws-9.14.0.tgz",
-      "integrity": "sha1-+sg4a+/DOno3BcvVjcR7Qwyk3ZU=",
-      "optional": true
-    },
     "vary": {
       "version": "1.1.2",
       "resolved": "http://registry.npm.taobao.org/vary/download/vary-1.1.2.tgz",
       "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw="
     },
     "ws": {
-      "version": "3.3.3",
-      "resolved": "http://registry.npm.taobao.org/ws/download/ws-3.3.3.tgz",
-      "integrity": "sha1-8c+E/i1ekB686U767OeF8YeiKPI=",
-      "requires": {
-        "async-limiter": "1.0.0",
-        "safe-buffer": "5.1.1",
-        "ultron": "1.1.1"
-      }
+      "version": "7.4.6",
+      "resolved": "https://registry.npmmirror.com/ws/-/ws-7.4.6.tgz",
+      "integrity": "sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A=="
     },
     "xmlhttprequest-ssl": {
-      "version": "1.5.5",
-      "resolved": "http://registry.npm.taobao.org/xmlhttprequest-ssl/download/xmlhttprequest-ssl-1.5.5.tgz",
-      "integrity": "sha1-wodrBhaKrcQOV9l+gRkayPQ5iz4="
+      "version": "1.6.3",
+      "resolved": "https://registry.npmmirror.com/xmlhttprequest-ssl/-/xmlhttprequest-ssl-1.6.3.tgz",
+      "integrity": "sha512-3XfeQE/wNkvrIktn2Kf0869fC0BN6UpydVasGIeSm2B1Llihf7/0UfZM+eCkOw3P7bP4+qPgqhm7ZoxuJtFU0Q=="
     },
     "yeast": {
       "version": "0.1.2",
-      "resolved": "http://registry.npm.taobao.org/yeast/download/yeast-0.1.2.tgz",
-      "integrity": "sha1-AI4G2AlDIMNy28L47XagymyKxBk="
+      "resolved": "https://registry.npmmirror.com/yeast/-/yeast-0.1.2.tgz",
+      "integrity": "sha512-8HFIh676uyGYP6wP13R/j6OJ/1HwJ46snpvzE7aHAN3Ryqh2yX6Xox2B4CUmTwwOIzlG3Bs7ocsP5dZH/R1Qbg=="
     }
   }
 }
diff --git a/server/yarn.lock b/server/yarn.lock
index 6ff2654..e585154 100644
--- a/server/yarn.lock
+++ b/server/yarn.lock
@@ -25,10 +25,6 @@ arraybuffer.slice@~0.0.7:
   version "0.0.7"
   resolved "http://registry.npm.taobao.org/arraybuffer.slice/download/arraybuffer.slice-0.0.7.tgz#3bbc4275dd584cc1b10809b89d4e8b63a69e7675"
 
-async-limiter@~1.0.0:
-  version "1.0.0"
-  resolved "http://registry.npm.taobao.org/async-limiter/download/async-limiter-1.0.0.tgz#78faed8c3d074ab81f22b4e985d79e8738f720f8"
-
 async@2.1.4:
   version "2.1.4"
   resolved "http://registry.npm.taobao.org/async/download/async-2.1.4.tgz#2d2160c7788032e4dd6cbe2502f1f9a2c8f6cde4"
@@ -39,23 +35,17 @@ backo2@1.0.2:
   version "1.0.2"
   resolved "http://registry.npm.taobao.org/backo2/download/backo2-1.0.2.tgz#31ab1ac8b129363463e35b3ebb69f4dfcfba7947"
 
-base64-arraybuffer@0.1.5:
-  version "0.1.5"
-  resolved "http://registry.npm.taobao.org/base64-arraybuffer/download/base64-arraybuffer-0.1.5.tgz#73926771923b5a19747ad666aa5cd4bf9c6e9ce8"
-
-base64id@1.0.0:
-  version "1.0.0"
-  resolved "http://registry.npm.taobao.org/base64id/download/base64id-1.0.0.tgz#47688cb99bb6804f0e06d3e763b1c32e57d8e6b6"
+base64-arraybuffer@0.1.4:
+  version "0.1.4"
+  resolved "https://registry.npmmirror.com/base64-arraybuffer/-/base64-arraybuffer-0.1.4.tgz#9818c79e059b1355f97e0428a017c838e90ba812"
 
-better-assert@~1.0.0:
-  version "1.0.2"
-  resolved "http://registry.npm.taobao.org/better-assert/download/better-assert-1.0.2.tgz#40866b9e1b9e0b55b481894311e68faffaebc522"
-  dependencies:
-    callsite "1.0.0"
+base64id@2.0.0:
+  version "2.0.0"
+  resolved "https://registry.npmmirror.com/base64id/-/base64id-2.0.0.tgz#2770ac6bc47d312af97a8bf9a634342e0cd25cb6"
 
-blob@0.0.4:
-  version "0.0.4"
-  resolved "http://registry.npm.taobao.org/blob/download/blob-0.0.4.tgz#bcf13052ca54463f30f9fc7e95b9a47630a94921"
+blob@0.0.5:
+  version "0.0.5"
+  resolved "https://registry.npmmirror.com/blob/-/blob-0.0.5.tgz#d680eeef25f8cd91ad533f5b01eed48e64caf683"
 
 bluebird@3.5.0:
   version "3.5.0"
@@ -99,10 +89,6 @@ bytes@3.0.0:
   version "3.0.0"
   resolved "http://registry.npm.taobao.org/bytes/download/bytes-3.0.0.tgz#d32815404d689699f85a4ea4fa8755dd13a96048"
 
-callsite@1.0.0:
-  version "1.0.0"
-  resolved "http://registry.npm.taobao.org/callsite/download/callsite-1.0.0.tgz#280398e5d664bd74038b6f0905153e6e8af1bc20"
-
 component-bind@1.0.0:
   version "1.0.0"
   resolved "http://registry.npm.taobao.org/component-bind/download/component-bind-1.0.0.tgz#00c608ab7dcd93897c0009651b1d3a8e1e73bbd1"
@@ -111,6 +97,10 @@ component-emitter@1.2.1:
   version "1.2.1"
   resolved "http://registry.npm.taobao.org/component-emitter/download/component-emitter-1.2.1.tgz#137918d6d78283f7df7a6b7c5a63e140e69425e6"
 
+component-emitter@~1.3.0:
+  version "1.3.0"
+  resolved "https://registry.npmmirror.com/component-emitter/-/component-emitter-1.3.0.tgz#16e4070fba8ae29b679f2215853ee181ab2eabc0"
+
 component-inherit@0.0.3:
   version "0.0.3"
   resolved "http://registry.npm.taobao.org/component-inherit/download/component-inherit-0.0.3.tgz#645fc4adf58b72b649d5cae65135619db26ff143"
@@ -138,6 +128,10 @@ cookie@0.3.1:
   version "0.3.1"
   resolved "http://registry.npm.taobao.org/cookie/download/cookie-0.3.1.tgz#e7e0a1f9ef43b4c8ba925c5c5a96e806d16873bb"
 
+cookie@~0.4.1:
+  version "0.4.2"
+  resolved "https://registry.npmmirror.com/cookie/-/cookie-0.4.2.tgz#0e41f24de5ecf317947c82fc789e06a884824432"
+
 copy-to@~2.0.1:
   version "2.0.1"
   resolved "http://registry.npm.taobao.org/copy-to/download/copy-to-2.0.1.tgz#2680fbb8068a48d08656b6098092bdafc906f4a5"
@@ -154,6 +148,12 @@ debug@~3.1.0:
   dependencies:
     ms "2.0.0"
 
+debug@~4.1.0:
+  version "4.1.1"
+  resolved "https://registry.npmmirror.com/debug/-/debug-4.1.1.tgz#3b72260255109c6b589cee050f1d516139664791"
+  dependencies:
+    ms "^2.1.1"
+
 depd@1.1.1:
   version "1.1.1"
   resolved "http://registry.npm.taobao.org/depd/download/depd-1.1.1.tgz#5783b4e1c459f06fa5ca27f991f3d06e7a310359"
@@ -174,42 +174,42 @@ encodeurl@~1.0.2:
   version "1.0.2"
   resolved "http://registry.npm.taobao.org/encodeurl/download/encodeurl-1.0.2.tgz#ad3ff4c86ec2d029322f5a02c3a9a606c95b3f59"
 
-engine.io-client@~3.2.0:
-  version "3.2.1"
-  resolved "http://registry.npm.taobao.org/engine.io-client/download/engine.io-client-3.2.1.tgz#6f54c0475de487158a1a7c77d10178708b6add36"
+engine.io-client@~3.5.0:
+  version "3.5.3"
+  resolved "https://registry.npmmirror.com/engine.io-client/-/engine.io-client-3.5.3.tgz#3254f61fdbd53503dc9a6f9d46a52528871ca0d7"
   dependencies:
-    component-emitter "1.2.1"
+    component-emitter "~1.3.0"
     component-inherit "0.0.3"
     debug "~3.1.0"
-    engine.io-parser "~2.1.1"
+    engine.io-parser "~2.2.0"
     has-cors "1.1.0"
     indexof "0.0.1"
-    parseqs "0.0.5"
-    parseuri "0.0.5"
-    ws "~3.3.1"
-    xmlhttprequest-ssl "~1.5.4"
+    parseqs "0.0.6"
+    parseuri "0.0.6"
+    ws "~7.4.2"
+    xmlhttprequest-ssl "~1.6.2"
     yeast "0.1.2"
 
-engine.io-parser@~2.1.0, engine.io-parser@~2.1.1:
-  version "2.1.2"
-  resolved "http://registry.npm.taobao.org/engine.io-parser/download/engine.io-parser-2.1.2.tgz#4c0f4cff79aaeecbbdcfdea66a823c6085409196"
+engine.io-parser@~2.2.0:
+  version "2.2.1"
+  resolved "https://registry.npmmirror.com/engine.io-parser/-/engine.io-parser-2.2.1.tgz#57ce5611d9370ee94f99641b589f94c97e4f5da7"
   dependencies:
     after "0.8.2"
     arraybuffer.slice "~0.0.7"
-    base64-arraybuffer "0.1.5"
-    blob "0.0.4"
+    base64-arraybuffer "0.1.4"
+    blob "0.0.5"
     has-binary2 "~1.0.2"
 
-engine.io@~3.2.0:
-  version "3.2.0"
-  resolved "http://registry.npm.taobao.org/engine.io/download/engine.io-3.2.0.tgz#54332506f42f2edc71690d2f2a42349359f3bf7d"
+engine.io@~3.6.0:
+  version "3.6.1"
+  resolved "https://registry.npmmirror.com/engine.io/-/engine.io-3.6.1.tgz#7ca4c7779c20865e30d208751bde08ca1e800256"
   dependencies:
     accepts "~1.3.4"
-    base64id "1.0.0"
-    cookie "0.3.1"
-    debug "~3.1.0"
-    engine.io-parser "~2.1.0"
-    ws "~3.3.1"
+    base64id "2.0.0"
+    cookie "~0.4.1"
+    debug "~4.1.0"
+    engine.io-parser "~2.2.0"
+    ws "~7.4.2"
 
 escape-html@~1.0.3:
   version "1.0.3"
@@ -426,6 +426,10 @@ ms@2.0.0:
   version "2.0.0"
   resolved "http://registry.npm.taobao.org/ms/download/ms-2.0.0.tgz#5608aeadfc00be6c2901df5f9861788de0d597c8"
 
+ms@^2.1.1:
+  version "2.1.3"
+  resolved "https://registry.npmmirror.com/ms/-/ms-2.1.3.tgz#574c8138ce1d2b5861f0b44579dbadd60c6615b2"
+
 mz@~2.7.0:
   version "2.7.0"
   resolved "http://registry.npm.taobao.org/mz/download/mz-2.7.0.tgz#95008057a56cafadc2bc63dde7f9ff6955948e32"
@@ -442,27 +446,19 @@ object-assign@^4.0.1:
   version "4.1.1"
   resolved "http://registry.npm.taobao.org/object-assign/download/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
 
-object-component@0.0.3:
-  version "0.0.3"
-  resolved "http://registry.npm.taobao.org/object-component/download/object-component-0.0.3.tgz#f0c69aa50efc95b866c186f400a33769cb2f1291"
-
 on-finished@~2.3.0:
   version "2.3.0"
   resolved "http://registry.npm.taobao.org/on-finished/download/on-finished-2.3.0.tgz#20f1336481b083cd75337992a16971aa2d906947"
   dependencies:
     ee-first "1.1.1"
 
-parseqs@0.0.5:
-  version "0.0.5"
-  resolved "http://registry.npm.taobao.org/parseqs/download/parseqs-0.0.5.tgz#d5208a3738e46766e291ba2ea173684921a8b89d"
-  dependencies:
-    better-assert "~1.0.0"
+parseqs@0.0.6:
+  version "0.0.6"
+  resolved "https://registry.npmmirror.com/parseqs/-/parseqs-0.0.6.tgz#8e4bb5a19d1cdc844a08ac974d34e273afa670d5"
 
-parseuri@0.0.5:
-  version "0.0.5"
-  resolved "http://registry.npm.taobao.org/parseuri/download/parseuri-0.0.5.tgz#80204a50d4dbb779bfdc6ebe2778d90e4bce320a"
-  dependencies:
-    better-assert "~1.0.0"
+parseuri@0.0.6:
+  version "0.0.6"
+  resolved "https://registry.npmmirror.com/parseuri/-/parseuri-0.0.6.tgz#e1496e829e3ac2ff47f39a4dd044b32823c4a25a"
 
 parseurl@~1.3.2:
   version "1.3.2"
@@ -528,10 +524,6 @@ safe-buffer@5.1.1:
   version "5.1.1"
   resolved "http://registry.npm.taobao.org/safe-buffer/download/safe-buffer-5.1.1.tgz#893312af69b2123def71f57889001671eeb2c853"
 
-safe-buffer@~5.1.0:
-  version "5.1.2"
-  resolved "http://registry.npm.taobao.org/safe-buffer/download/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"
-
 "safer-buffer@>= 2.1.2 < 3":
   version "2.1.2"
   resolved "http://registry.npm.taobao.org/safer-buffer/download/safer-buffer-2.1.2.tgz#44fa161b0187b9549dd84bb91802f9bd8385cd6a"
@@ -587,43 +579,48 @@ socket.io-adapter@~1.1.0:
   version "1.1.1"
   resolved "http://registry.npm.taobao.org/socket.io-adapter/download/socket.io-adapter-1.1.1.tgz#2a805e8a14d6372124dd9159ad4502f8cb07f06b"
 
-socket.io-client@2.1.1:
-  version "2.1.1"
-  resolved "http://registry.npm.taobao.org/socket.io-client/download/socket.io-client-2.1.1.tgz#dcb38103436ab4578ddb026638ae2f21b623671f"
+socket.io-client@2.5.0:
+  version "2.5.0"
+  resolved "https://registry.npmmirror.com/socket.io-client/-/socket.io-client-2.5.0.tgz#34f486f3640dde9c2211fce885ac2746f9baf5cb"
   dependencies:
     backo2 "1.0.2"
-    base64-arraybuffer "0.1.5"
     component-bind "1.0.0"
-    component-emitter "1.2.1"
+    component-emitter "~1.3.0"
     debug "~3.1.0"
-    engine.io-client "~3.2.0"
+    engine.io-client "~3.5.0"
     has-binary2 "~1.0.2"
-    has-cors "1.1.0"
     indexof "0.0.1"
-    object-component "0.0.3"
-    parseqs "0.0.5"
-    parseuri "0.0.5"
-    socket.io-parser "~3.2.0"
+    parseqs "0.0.6"
+    parseuri "0.0.6"
+    socket.io-parser "~3.3.0"
     to-array "0.1.4"
 
-socket.io-parser@~3.2.0:
-  version "3.2.0"
-  resolved "http://registry.npm.taobao.org/socket.io-parser/download/socket.io-parser-3.2.0.tgz#e7c6228b6aa1f814e6148aea325b51aa9499e077"
+socket.io-parser@~3.3.0:
+  version "3.3.3"
+  resolved "https://registry.npmmirror.com/socket.io-parser/-/socket.io-parser-3.3.3.tgz#3a8b84823eba87f3f7624e64a8aaab6d6318a72f"
+  dependencies:
+    component-emitter "~1.3.0"
+    debug "~3.1.0"
+    isarray "2.0.1"
+
+socket.io-parser@~3.4.0:
+  version "3.4.3"
+  resolved "https://registry.npmmirror.com/socket.io-parser/-/socket.io-parser-3.4.3.tgz#b19bdaad38ed39fd68fba3f9d86768f667df0c29"
   dependencies:
     component-emitter "1.2.1"
-    debug "~3.1.0"
+    debug "~4.1.0"
     isarray "2.0.1"
 
 socket.io@^2.0.4:
-  version "2.1.1"
-  resolved "http://registry.npm.taobao.org/socket.io/download/socket.io-2.1.1.tgz#a069c5feabee3e6b214a75b40ce0652e1cfb9980"
+  version "2.5.0"
+  resolved "https://registry.npmmirror.com/socket.io/-/socket.io-2.5.0.tgz#e1c7fb1823f7fa09dfebb5bb68f9d2ee03a0a2e3"
   dependencies:
-    debug "~3.1.0"
-    engine.io "~3.2.0"
+    debug "~4.1.0"
+    engine.io "~3.6.0"
     has-binary2 "~1.0.2"
     socket.io-adapter "~1.1.0"
-    socket.io-client "2.1.1"
-    socket.io-parser "~3.2.0"
+    socket.io-client "2.5.0"
+    socket.io-parser "~3.4.0"
 
 "statuses@>= 1.3.1 < 2", "statuses@>= 1.4.0 < 2":
   version "1.5.0"
@@ -656,10 +653,6 @@ type-is@~1.6.15, type-is@~1.6.16:
     media-typer "0.3.0"
     mime-types "~2.1.18"
 
-ultron@~1.1.0:
-  version "1.1.1"
-  resolved "http://registry.npm.taobao.org/ultron/download/ultron-1.1.1.tgz#9fe1536a10a664a65266a1e3ccf85fd36302bc9c"
-
 unpipe@1.0.0, unpipe@~1.0.0:
   version "1.0.0"
   resolved "http://registry.npm.taobao.org/unpipe/download/unpipe-1.0.0.tgz#b2bf4ee8514aae6165b4817829d21b2ef49904ec"
@@ -681,17 +674,13 @@ vary@~1.1.2:
   version "1.1.2"
   resolved "http://registry.npm.taobao.org/vary/download/vary-1.1.2.tgz#2299f02c6ded30d4a5961b0b9f74524a18f634fc"
 
-ws@~3.3.1:
-  version "3.3.3"
-  resolved "http://registry.npm.taobao.org/ws/download/ws-3.3.3.tgz#f1cf84fe2d5e901ebce94efaece785f187a228f2"
-  dependencies:
-    async-limiter "~1.0.0"
-    safe-buffer "~5.1.0"
-    ultron "~1.1.0"
+ws@~7.4.2:
+  version "7.4.6"
+  resolved "https://registry.npmmirror.com/ws/-/ws-7.4.6.tgz#5654ca8ecdeee47c33a9a4bf6d28e2be2980377c"
 
-xmlhttprequest-ssl@~1.5.4:
-  version "1.5.5"
-  resolved "http://registry.npm.taobao.org/xmlhttprequest-ssl/download/xmlhttprequest-ssl-1.5.5.tgz#c2876b06168aadc40e57d97e81191ac8f4398b3e"
+xmlhttprequest-ssl@~1.6.2:
+  version "1.6.3"
+  resolved "https://registry.npmmirror.com/xmlhttprequest-ssl/-/xmlhttprequest-ssl-1.6.3.tgz#03b713873b01659dfa2c1c5d056065b27ddc2de6"
 
 yeast@0.1.2:
   version "0.1.2"