diff --git a/package-lock.json b/package-lock.json
index c053ec5..e7df7f4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "vue-web-os",
-  "version": "1.0.0",
+  "version": "2.0.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -2289,8 +2289,8 @@
     },
     "async-validator": {
       "version": "1.8.5",
-      "resolved": "https://registry.npm.taobao.org/async-validator/download/async-validator-1.8.5.tgz?cache=0&sync_timestamp=1575620555389&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fasync-validator%2Fdownload%2Fasync-validator-1.8.5.tgz",
-      "integrity": "sha1-3D4I7B/Q3dtn5ghC8CwM0c7G1/A=",
+      "resolved": "https://registry.npmjs.org/async-validator/-/async-validator-1.8.5.tgz",
+      "integrity": "sha512-tXBM+1m056MAX0E8TL2iCjg8WvSyXu0Zc8LNtYqrVeyoL3+esHRZ4SieE9fKQyyU09uONjnMEjrNBMqT0mbvmA==",
       "requires": {
         "babel-runtime": "6.x"
       }
@@ -2343,25 +2343,24 @@
       "dev": true
     },
     "axios": {
-      "version": "0.19.0",
-      "resolved": "https://registry.npm.taobao.org/axios/download/axios-0.19.0.tgz?cache=0&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Faxios%2Fdownload%2Faxios-0.19.0.tgz",
-      "integrity": "sha1-jgm/89kSLhM/e4EByPvdAO09Krg=",
+      "version": "0.21.1",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-0.21.1.tgz",
+      "integrity": "sha512-dKQiRHxGD9PPRIUNIWvZhPTPpl1rf/OxTYKsqKUDjBwYylTvV7SjSHJb9ratfyzM6wCdLCOYLzs73qpg5c4iGA==",
       "requires": {
-        "follow-redirects": "1.5.10",
-        "is-buffer": "^2.0.2"
+        "follow-redirects": "^1.10.0"
       },
       "dependencies": {
-        "is-buffer": {
-          "version": "2.0.4",
-          "resolved": "https://registry.npm.taobao.org/is-buffer/download/is-buffer-2.0.4.tgz?cache=0&sync_timestamp=1569905349018&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fis-buffer%2Fdownload%2Fis-buffer-2.0.4.tgz",
-          "integrity": "sha1-PlcvI8hBGlz9lVfISeNmXgspBiM="
+        "follow-redirects": {
+          "version": "1.13.2",
+          "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.13.2.tgz",
+          "integrity": "sha512-6mPTgLxYm3r6Bkkg0vNM0HTjfGrOEtsfbhagQvbxDEsEkpNhw582upBaoRZylzen6krEmxXJgt9Ju6HiI4O7BA=="
         }
       }
     },
     "babel-helper-vue-jsx-merge-props": {
       "version": "2.0.3",
-      "resolved": "https://registry.npm.taobao.org/babel-helper-vue-jsx-merge-props/download/babel-helper-vue-jsx-merge-props-2.0.3.tgz",
-      "integrity": "sha1-Iq69OzOQIyjlEyk6jkmSs4T58bY="
+      "resolved": "https://registry.npmjs.org/babel-helper-vue-jsx-merge-props/-/babel-helper-vue-jsx-merge-props-2.0.3.tgz",
+      "integrity": "sha512-gsLiKK7Qrb7zYJNgiXKpXblxbV5ffSwR0f5whkPAaBAR4fhi6bwRZxX9wBlIc5M/v8CCkXUbXZL4N/nSE97cqg=="
     },
     "babel-loader": {
       "version": "8.0.6",
@@ -2497,7 +2496,7 @@
     },
     "batch-processor": {
       "version": "1.0.0",
-      "resolved": "https://registry.npm.taobao.org/batch-processor/download/batch-processor-1.0.0.tgz",
+      "resolved": "https://registry.npmjs.org/batch-processor/-/batch-processor-1.0.0.tgz",
       "integrity": "sha1-dclcMrdI4IUNEMKxaPa9vpiRrOg="
     },
     "bcrypt-pbkdf": {
@@ -3563,6 +3562,11 @@
         }
       }
     },
+    "core-js": {
+      "version": "3.9.0",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.9.0.tgz",
+      "integrity": "sha512-PyFBJaLq93FlyYdsndE5VaueA9K5cNB7CGzeCj191YYLhkQM0gdZR2SKihM70oF0wdqKSKClv/tEBOpoRmdOVQ=="
+    },
     "core-js-compat": {
       "version": "3.6.4",
       "resolved": "https://registry.npm.taobao.org/core-js-compat/download/core-js-compat-3.6.4.tgz",
@@ -3898,6 +3902,11 @@
         "assert-plus": "^1.0.0"
       }
     },
+    "dayjs": {
+      "version": "1.10.4",
+      "resolved": "https://registry.npmjs.org/dayjs/-/dayjs-1.10.4.tgz",
+      "integrity": "sha512-RI/Hh4kqRc1UKLOAf/T5zdMMX5DQIlDxwUe3wSyMMnEbGunnpENCdbUgM+dW7kXidZqCttBrmw7BhN4TMddkCw=="
+    },
     "de-indent": {
       "version": "1.0.2",
       "resolved": "https://registry.npm.taobao.org/de-indent/download/de-indent-1.0.2.tgz",
@@ -4358,16 +4367,16 @@
     },
     "element-resize-detector": {
       "version": "1.2.1",
-      "resolved": "https://registry.npm.taobao.org/element-resize-detector/download/element-resize-detector-1.2.1.tgz",
-      "integrity": "sha1-sDBRlER6SGMVXljxMyOgrvMIUdE=",
+      "resolved": "https://registry.npmjs.org/element-resize-detector/-/element-resize-detector-1.2.1.tgz",
+      "integrity": "sha512-BdFsPepnQr9fznNPF9nF4vQ457U/ZJXQDSNF1zBe7yaga8v9AdZf3/NElYxFdUh7SitSGt040QygiTo6dtatIw==",
       "requires": {
         "batch-processor": "1.0.0"
       }
     },
     "element-ui": {
-      "version": "2.13.0",
-      "resolved": "https://registry.npm.taobao.org/element-ui/download/element-ui-2.13.0.tgz",
-      "integrity": "sha1-9rsE5bCnbqX2JGYES3dEB7pOvS0=",
+      "version": "2.15.0",
+      "resolved": "https://registry.npmjs.org/element-ui/-/element-ui-2.15.0.tgz",
+      "integrity": "sha512-9z/1+b7V8fvp08OnKUEW4/BZ72kT+IhuKR9cTMz3XoCTKmEsqLLb32XjbO/DznSFaaiFbOYU93G7WtkvrCAL9A==",
       "requires": {
         "async-validator": "~1.8.1",
         "babel-helper-vue-jsx-merge-props": "^2.0.0",
@@ -4939,6 +4948,7 @@
       "version": "1.5.10",
       "resolved": "https://registry.npm.taobao.org/follow-redirects/download/follow-redirects-1.5.10.tgz",
       "integrity": "sha1-e3qfmuov3/NnhqlP9kPtB/T/Xio=",
+      "dev": true,
       "requires": {
         "debug": "=3.1.0"
       },
@@ -4947,6 +4957,7 @@
           "version": "3.1.0",
           "resolved": "https://registry.npm.taobao.org/debug/download/debug-3.1.0.tgz?cache=0&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fdebug%2Fdownload%2Fdebug-3.1.0.tgz",
           "integrity": "sha1-W7WgZyYotkFJVmuhaBnmFRjGcmE=",
+          "dev": true,
           "requires": {
             "ms": "2.0.0"
           }
@@ -6600,8 +6611,8 @@
     },
     "js-calendar": {
       "version": "1.2.3",
-      "resolved": "https://registry.npm.taobao.org/js-calendar/download/js-calendar-1.2.3.tgz",
-      "integrity": "sha1-pYOwZEtOaVujlPNE0QPbzHp6fT4="
+      "resolved": "https://registry.npmjs.org/js-calendar/-/js-calendar-1.2.3.tgz",
+      "integrity": "sha512-dAA1/Zbp4+c5E+ARCVTIuKepXsNLzSYfzvOimiYD4S5eeP9QuplSHLcdhfqFSwyM1o1u6ku6RRRCyaZ0YAjiBw=="
     },
     "js-message": {
       "version": "1.0.5",
@@ -6842,7 +6853,7 @@
     },
     "lodash.throttle": {
       "version": "4.1.1",
-      "resolved": "https://registry.npm.taobao.org/lodash.throttle/download/lodash.throttle-4.1.1.tgz",
+      "resolved": "https://registry.npmjs.org/lodash.throttle/-/lodash.throttle-4.1.1.tgz",
       "integrity": "sha1-wj6RtxAkKscMN/HhzaknTMOb8vQ="
     },
     "lodash.transform": {
@@ -7435,7 +7446,7 @@
     },
     "normalize-wheel": {
       "version": "1.0.1",
-      "resolved": "https://registry.npm.taobao.org/normalize-wheel/download/normalize-wheel-1.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/normalize-wheel/-/normalize-wheel-1.0.1.tgz",
       "integrity": "sha1-rsiGr/2wRQcNhWRH32Ls+GFG7EU="
     },
     "npm-run-path": {
@@ -7954,8 +7965,8 @@
     },
     "popper.js": {
       "version": "1.16.1",
-      "resolved": "https://registry.npm.taobao.org/popper.js/download/popper.js-1.16.1.tgz",
-      "integrity": "sha1-KiI8s9x7YhPXQOQDcr5A3kPmWxs="
+      "resolved": "https://registry.npmjs.org/popper.js/-/popper.js-1.16.1.tgz",
+      "integrity": "sha512-Wb4p1J4zyFTbM+u6WuO4XstYx4Ky9Cewe4DWrel7B0w6VVICvPwdOpotjzcf6eD8TsckVnIMNONQyPIUFOUbCQ=="
     },
     "portfinder": {
       "version": "1.0.25",
@@ -8956,8 +8967,8 @@
     },
     "resize-observer-polyfill": {
       "version": "1.5.1",
-      "resolved": "https://registry.npm.taobao.org/resize-observer-polyfill/download/resize-observer-polyfill-1.5.1.tgz",
-      "integrity": "sha1-DpAg3T0hAkRY1OvSfiPkAmmBBGQ="
+      "resolved": "https://registry.npmjs.org/resize-observer-polyfill/-/resize-observer-polyfill-1.5.1.tgz",
+      "integrity": "sha512-LwZrotdHOo12nQuZlHEmtuXdqGoOD0OhaxopaNFxWzInpEgaLWoVuAMbTzixuosCx2nEG58ngzW3vxdWoxIgdg=="
     },
     "resolve": {
       "version": "1.15.1",
@@ -9660,6 +9671,11 @@
         "is-plain-obj": "^1.0.0"
       }
     },
+    "sortablejs": {
+      "version": "1.10.2",
+      "resolved": "https://registry.npmjs.org/sortablejs/-/sortablejs-1.10.2.tgz",
+      "integrity": "sha512-YkPGufevysvfwn5rfdlGyrGjt7/CRHwvRPogD/lC+TnvcN29jDpCifKP+rBqf+LRldfXSTh+0CGLcSg0VIxq3A=="
+    },
     "source-list-map": {
       "version": "2.0.1",
       "resolved": "https://registry.npm.taobao.org/source-list-map/download/source-list-map-2.0.1.tgz",
@@ -10274,8 +10290,8 @@
     },
     "throttle-debounce": {
       "version": "1.1.0",
-      "resolved": "https://registry.npm.taobao.org/throttle-debounce/download/throttle-debounce-1.1.0.tgz",
-      "integrity": "sha1-UYU9o3vmihVctugns1FKPEIuic0="
+      "resolved": "https://registry.npmjs.org/throttle-debounce/-/throttle-debounce-1.1.0.tgz",
+      "integrity": "sha512-XH8UiPCQcWNuk2LYePibW/4qL97+ZQ1AN3FNXwZRBNPPowo/NRU5fAlDCSNBJIYCKbioZfuYtMhG4quqoJhVzg=="
     },
     "through2": {
       "version": "2.0.5",
@@ -10309,9 +10325,9 @@
       "dev": true
     },
     "tinycolor2": {
-      "version": "1.4.1",
-      "resolved": "https://registry.npm.taobao.org/tinycolor2/download/tinycolor2-1.4.1.tgz",
-      "integrity": "sha1-9PrTM0R7wLB9TcjpIJ2POaisd+g="
+      "version": "1.4.2",
+      "resolved": "https://registry.npmjs.org/tinycolor2/-/tinycolor2-1.4.2.tgz",
+      "integrity": "sha512-vJhccZPs965sV/L2sU4oRQVAos0pQXwsvTLkWYdqJ+a8Q5kPFzJTuOFwy7UniPli44NKQGAglksjvOcpo95aZA=="
     },
     "to-arraybuffer": {
       "version": "1.0.1",
@@ -10750,8 +10766,13 @@
     },
     "v-click-outside-x": {
       "version": "3.7.1",
-      "resolved": "https://registry.npm.taobao.org/v-click-outside-x/download/v-click-outside-x-3.7.1.tgz?cache=0&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fv-click-outside-x%2Fdownload%2Fv-click-outside-x-3.7.1.tgz",
-      "integrity": "sha1-qgPqoOQeRMtSB9z4bC2fDdZAhME="
+      "resolved": "https://registry.npmjs.org/v-click-outside-x/-/v-click-outside-x-3.7.1.tgz",
+      "integrity": "sha512-WmUgmcIXr9clVpm1AYS/FgHtcDicfnfoxgQCNg4O6vfk9GVnxA0vSqO321ogUo0b7czYTidj7fQENvWFMWOkUg=="
+    },
+    "v-contextmenu": {
+      "version": "2.9.0",
+      "resolved": "https://registry.npmjs.org/v-contextmenu/-/v-contextmenu-2.9.0.tgz",
+      "integrity": "sha512-8FnZXOfELGvfX9Zv8mmdmsxpZzS83kSS6eNyxMekHN+yo1+cZM2oeKOdpLH/Rs/n2LSJkhfxxzgS6EeGGRQyVA=="
     },
     "validate-npm-package-license": {
       "version": "3.0.4",
@@ -10787,11 +10808,11 @@
       }
     },
     "view-design": {
-      "version": "4.1.2",
-      "resolved": "https://registry.npm.taobao.org/view-design/download/view-design-4.1.2.tgz",
-      "integrity": "sha1-Yejy0O4t8szyQ0C3GxX6TsbgiKs=",
+      "version": "4.5.0",
+      "resolved": "https://registry.npmjs.org/view-design/-/view-design-4.5.0.tgz",
+      "integrity": "sha512-0VL4YAlJ/IqEL6on0buUuTd9awjCqkqWrre3A42LXcrIn+fV69dYvQVyP/ukBOn9dOTfUMCgpiQnxBKFZQXVbQ==",
       "requires": {
-        "async-validator": "^1.10.0",
+        "async-validator": "^3.3.0",
         "deepmerge": "^2.2.1",
         "element-resize-detector": "^1.2.0",
         "js-calendar": "^1.2.3",
@@ -10802,14 +10823,14 @@
       },
       "dependencies": {
         "async-validator": {
-          "version": "1.12.2",
-          "resolved": "https://registry.npm.taobao.org/async-validator/download/async-validator-1.12.2.tgz?cache=0&sync_timestamp=1575620555389&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fasync-validator%2Fdownload%2Fasync-validator-1.12.2.tgz",
-          "integrity": "sha1-vq5nHnF00pOLe0tp0vt+cit/1yw="
+          "version": "3.5.1",
+          "resolved": "https://registry.npmjs.org/async-validator/-/async-validator-3.5.1.tgz",
+          "integrity": "sha512-DDmKA7sdSAJtTVeNZHrnr2yojfFaoeW8MfQN8CeuXg8DDQHTqKk9Fdv38dSvnesHoO8MUwMI2HphOeSyIF+wmQ=="
         },
         "deepmerge": {
           "version": "2.2.1",
-          "resolved": "https://registry.npm.taobao.org/deepmerge/download/deepmerge-2.2.1.tgz",
-          "integrity": "sha1-XT/yKgHAD2RUBaL7wX0HeKGAEXA="
+          "resolved": "https://registry.npmjs.org/deepmerge/-/deepmerge-2.2.1.tgz",
+          "integrity": "sha512-R9hc1Xa/NOBi9WRVUWg19rl1UB7Tt4kuPd+thNJgFZoxXsTz7ncaPaeIm+40oSGuP33DfMb4sZt1QIGiJzC4EA=="
         }
       }
     },
@@ -10824,6 +10845,14 @@
       "resolved": "https://registry.npm.taobao.org/vue/download/vue-2.6.11.tgz",
       "integrity": "sha1-dllNh31LEiNEBuhONSdcbVFBJcU="
     },
+    "vue-contextmenu": {
+      "version": "1.5.10",
+      "resolved": "https://registry.npmjs.org/vue-contextmenu/-/vue-contextmenu-1.5.10.tgz",
+      "integrity": "sha512-9oGbT7Tea5bVnEanBRAxiJXprKLhQqXkK4fBvxTawDGKuve09YSHFTQGCuoE+S64NVlM/sviJnFlNg2tSpgjLQ==",
+      "requires": {
+        "vue": "^2.6.9"
+      }
+    },
     "vue-count-to": {
       "version": "1.0.13",
       "resolved": "https://registry.npm.taobao.org/vue-count-to/download/vue-count-to-1.0.13.tgz",
@@ -10884,6 +10913,14 @@
       "integrity": "sha1-HuO8mhbsv1EYvjNLsV+cRvgvWCU=",
       "dev": true
     },
+    "vuedraggable": {
+      "version": "2.24.3",
+      "resolved": "https://registry.npmjs.org/vuedraggable/-/vuedraggable-2.24.3.tgz",
+      "integrity": "sha512-6/HDXi92GzB+Hcs9fC6PAAozK1RLt1ewPTLjK0anTYguXLAeySDmcnqE8IC0xa7shvSzRjQXq3/+dsZ7ETGF3g==",
+      "requires": {
+        "sortablejs": "1.10.2"
+      }
+    },
     "vuex": {
       "version": "3.1.2",
       "resolved": "https://registry.npm.taobao.org/vuex/download/vuex-3.1.2.tgz?cache=0&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fvuex%2Fdownload%2Fvuex-3.1.2.tgz",
diff --git a/package.json b/package.json
index 018bcf9..e793dd9 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
   },
   "dependencies": {
     "@xunlei/vue-context-menu": "^1.0.2",
-    "axios": "^0.19.0",
+    "axios": "^0.21.1",
     "dayjs": "^1.8.33",
     "babel-polyfill": "^6.26.0",
     "core-js": "^3.4.3",
diff --git a/yarn.lock b/yarn.lock
index 8673513..ddf6a3c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1476,13 +1476,12 @@ aws4@^1.8.0:
   resolved "https://registry.yarnpkg.com/aws4/-/aws4-1.9.0.tgz#24390e6ad61386b0a747265754d2a17219de862c"
   integrity sha512-Uvq6hVe90D0B2WEnUqtdgY1bATGz3mw33nH9Y+dmA+w5DHvUmBgkr5rM/KCHpCsiFNRUfokW/szpPPgMK2hm4A==
 
-axios@^0.19.0:
-  version "0.19.0"
-  resolved "https://registry.npm.taobao.org/axios/download/axios-0.19.0.tgz#8e09bff3d9122e133f7b8101c8fbdd00ed3d2ab8"
-  integrity sha1-jgm/89kSLhM/e4EByPvdAO09Krg=
+axios@^0.21.1:
+  version "0.21.1"
+  resolved "https://registry.yarnpkg.com/axios/-/axios-0.21.1.tgz#22563481962f4d6bde9a76d516ef0e5d3c09b2b8"
+  integrity sha512-dKQiRHxGD9PPRIUNIWvZhPTPpl1rf/OxTYKsqKUDjBwYylTvV7SjSHJb9ratfyzM6wCdLCOYLzs73qpg5c4iGA==
   dependencies:
-    follow-redirects "1.5.10"
-    is-buffer "^2.0.2"
+    follow-redirects "^1.10.0"
 
 babel-helper-vue-jsx-merge-props@^2.0.0:
   version "2.0.3"
@@ -2626,14 +2625,7 @@ debug@2.6.9, debug@^2.1.3, debug@^2.2.0, debug@^2.3.3:
   dependencies:
     ms "2.0.0"
 
-debug@=3.1.0:
-  version "3.1.0"
-  resolved "https://registry.npm.taobao.org/debug/download/debug-3.1.0.tgz#5bb5a0672628b64149566ba16819e61518c67261"
-  integrity sha1-W7WgZyYotkFJVmuhaBnmFRjGcmE=
-  dependencies:
-    ms "2.0.0"
-
-debug@^3.0.0, debug@^3.1.1, debug@^3.2.5:
+debug@^3.1.1, debug@^3.2.5:
   version "3.2.6"
   resolved "https://registry.yarnpkg.com/debug/-/debug-3.2.6.tgz#e83d17de16d8a7efb7717edbe5fb10135eee629b"
   integrity sha512-mel+jf7nrtEl5Pn1Qx46zARXKDpBbvzezse7p7LqINmdoIk8PYP5SySaxEmYv6TZ0JyEKA1hsCId6DIhgITtWQ==
@@ -3372,19 +3364,10 @@ flush-write-stream@^1.0.0:
     inherits "^2.0.3"
     readable-stream "^2.3.6"
 
-follow-redirects@1.5.10:
-  version "1.5.10"
-  resolved "https://registry.npm.taobao.org/follow-redirects/download/follow-redirects-1.5.10.tgz?cache=0&sync_timestamp=1567775546836&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Ffollow-redirects%2Fdownload%2Ffollow-redirects-1.5.10.tgz#7b7a9f9aea2fdff36786a94ff643ed07f4ff5e2a"
-  integrity sha1-e3qfmuov3/NnhqlP9kPtB/T/Xio=
-  dependencies:
-    debug "=3.1.0"
-
-follow-redirects@^1.0.0:
-  version "1.9.0"
-  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.9.0.tgz#8d5bcdc65b7108fe1508649c79c12d732dcedb4f"
-  integrity sha512-CRcPzsSIbXyVDl0QI01muNDu69S8trU4jArW9LpOt2WtC6LyUJetcIrmfHsRBx7/Jb6GHJUiuqyYxPooFfNt6A==
-  dependencies:
-    debug "^3.0.0"
+follow-redirects@^1.0.0, follow-redirects@^1.10.0:
+  version "1.13.2"
+  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.13.2.tgz#dd73c8effc12728ba5cf4259d760ea5fb83e3147"
+  integrity sha512-6mPTgLxYm3r6Bkkg0vNM0HTjfGrOEtsfbhagQvbxDEsEkpNhw582upBaoRZylzen6krEmxXJgt9Ju6HiI4O7BA==
 
 font-awesome@^4.7.0:
   version "4.7.0"
@@ -4111,11 +4094,6 @@ is-buffer@^1.1.5:
   resolved "https://registry.yarnpkg.com/is-buffer/-/is-buffer-1.1.6.tgz#efaa2ea9daa0d7ab2ea13a97b2b8ad51fefbe8be"
   integrity sha512-NcdALwpXkTm5Zvvbk7owOUSvVvBKDgKP5/ewfXEznmQFfs4ZRmanOeKBTjRVjka3QFoN6XJ+9F3USqfHqTaU5w==
 
-is-buffer@^2.0.2:
-  version "2.0.4"
-  resolved "https://registry.npm.taobao.org/is-buffer/download/is-buffer-2.0.4.tgz?cache=0&sync_timestamp=1569904999656&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fis-buffer%2Fdownload%2Fis-buffer-2.0.4.tgz#3e572f23c8411a5cfd9557c849e3665e0b290623"
-  integrity sha1-PlcvI8hBGlz9lVfISeNmXgspBiM=
-
 is-callable@^1.1.4:
   version "1.1.4"
   resolved "https://registry.yarnpkg.com/is-callable/-/is-callable-1.1.4.tgz#1e1adf219e1eeb684d691f9d6a05ff0d30a24d75"