diff --git a/blog-node/package-lock.json b/blog-node/package-lock.json
index 956fc24..c4c5fee 100644
--- a/blog-node/package-lock.json
+++ b/blog-node/package-lock.json
@@ -28,14 +28,6 @@
       "resolved": "http://registry.npm.taobao.org/array-flatten/download/array-flatten-1.1.1.tgz",
       "integrity": "sha1-ml9pkFGx5wczKPKgCJaLZOopVdI="
     },
-    "async": {
-      "version": "2.6.1",
-      "resolved": "http://registry.npm.taobao.org/async/download/async-2.6.1.tgz",
-      "integrity": "sha1-skWiPKcZMAROxT+kaqAKPofGphA=",
-      "requires": {
-        "lodash": "4.17.11"
-      }
-    },
     "babel-code-frame": {
       "version": "6.26.0",
       "resolved": "http://registry.npm.taobao.org/babel-code-frame/download/babel-code-frame-6.26.0.tgz",
@@ -618,8 +610,8 @@
     },
     "bluebird": {
       "version": "3.5.1",
-      "resolved": "http://registry.npm.taobao.org/bluebird/download/bluebird-3.5.1.tgz",
-      "integrity": "sha1-2VUfnemPH82h5oPRfukaBgLuLrk="
+      "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.5.1.tgz",
+      "integrity": "sha512-MKiLiV+I1AA596t9w1sQJ8jkiSr5+ZKi0WKrYGUn6d1Fx+Ij4tIj+m2WMQSGczs5jZVxV339chE8iwk6F64wjA=="
     },
     "body-parser": {
       "version": "1.18.3",
@@ -657,9 +649,9 @@
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     },
     "bson": {
-      "version": "1.0.9",
-      "resolved": "http://registry.npm.taobao.org/bson/download/bson-1.0.9.tgz",
-      "integrity": "sha1-EjGfgyOxJUc5t8a++NPomuBaL1c="
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/bson/-/bson-1.1.1.tgz",
+      "integrity": "sha512-jCGVYLoYMHDkOsbwJZBCqwMHyH4c+wzgI9hG7Z6SZJRXWr+x58pdIbm2i9a/jFGCkRJqRUr8eoI7lDWa0hTkxg=="
     },
     "bytes": {
       "version": "3.0.0",
@@ -1163,9 +1155,9 @@
       "integrity": "sha1-Hq3nrMASA0rYTiOWdn6tn6VJWCE="
     },
     "kareem": {
-      "version": "2.3.0",
-      "resolved": "http://registry.npm.taobao.org/kareem/download/kareem-2.3.0.tgz",
-      "integrity": "sha1-7zPELpAk3OUR7q9EDNaE868fx2k="
+      "version": "2.3.1",
+      "resolved": "https://registry.npmjs.org/kareem/-/kareem-2.3.1.tgz",
+      "integrity": "sha512-l3hLhffs9zqoDe8zjmb/mAN4B8VT3L56EUvKNqLFVs9YlFA+zx7ke1DO8STAdDyYNkeSo1nKmjuvQeI12So8Xw=="
     },
     "lcid": {
       "version": "2.0.0",
@@ -1189,11 +1181,6 @@
       "resolved": "http://registry.npm.taobao.org/lodash/download/lodash-4.17.11.tgz",
       "integrity": "sha1-s56mIp72B+zYniyN8SU2iRysm40="
     },
-    "lodash.get": {
-      "version": "4.4.2",
-      "resolved": "http://registry.npm.taobao.org/lodash.get/download/lodash.get-4.4.2.tgz",
-      "integrity": "sha1-LRd/ZS+jHpObRDjVNBSZ36OCXpk="
-    },
     "loose-envify": {
       "version": "1.4.0",
       "resolved": "http://registry.npm.taobao.org/loose-envify/download/loose-envify-1.4.0.tgz",
@@ -1312,52 +1299,38 @@
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-    "mongodb-core": {
-      "version": "3.1.5",
-      "resolved": "http://registry.npm.taobao.org/mongodb-core/download/mongodb-core-3.1.5.tgz",
-      "integrity": "sha1-Wcpn1/bOpXDVQ3Ykp6/sjXUtR3o=",
-      "requires": {
-        "bson": "1.1.0",
-        "require_optional": "1.0.1",
-        "safe-buffer": "5.1.2",
-        "saslprep": "1.0.2"
-      },
-      "dependencies": {
-        "bson": {
-          "version": "1.1.0",
-          "resolved": "http://registry.npm.taobao.org/bson/download/bson-1.1.0.tgz",
-          "integrity": "sha1-vuV9H7aodxNHGvTjK8rjbegUtbA="
-        }
-      }
-    },
     "mongoose": {
-      "version": "5.3.7",
-      "resolved": "http://registry.npm.taobao.org/mongoose/download/mongoose-5.3.7.tgz",
-      "integrity": "sha1-yVkG0Dh587eOw0sxxFPaoY887eU=",
-      "requires": {
-        "async": "2.6.1",
-        "bson": "1.0.9",
-        "kareem": "2.3.0",
-        "lodash.get": "4.4.2",
-        "mongodb": "3.1.6",
-        "mongodb-core": "3.1.5",
+      "version": "5.7.5",
+      "resolved": "https://registry.npmjs.org/mongoose/-/mongoose-5.7.5.tgz",
+      "integrity": "sha512-BZ4FxtnbTurc/wcm/hLltLdI4IDxo4nsE0D9q58YymTdZwreNzwO62CcjVtaHhmr8HmJtOInp2W/T12FZaMf8g==",
+      "requires": {
+        "bson": "~1.1.1",
+        "kareem": "2.3.1",
+        "mongodb": "3.3.2",
         "mongoose-legacy-pluralize": "1.0.2",
-        "mpath": "0.5.1",
-        "mquery": "3.2.0",
-        "ms": "2.0.0",
-        "regexp-clone": "0.0.1",
+        "mpath": "0.6.0",
+        "mquery": "3.2.2",
+        "ms": "2.1.2",
+        "regexp-clone": "1.0.0",
         "safe-buffer": "5.1.2",
+        "sift": "7.0.1",
         "sliced": "1.0.1"
       },
       "dependencies": {
         "mongodb": {
-          "version": "3.1.6",
-          "resolved": "http://registry.npm.taobao.org/mongodb/download/mongodb-3.1.6.tgz",
-          "integrity": "sha1-YFRkGXO1v1ta4cZ9y8+PqIKAJz0=",
+          "version": "3.3.2",
+          "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.3.2.tgz",
+          "integrity": "sha512-fqJt3iywelk4yKu/lfwQg163Bjpo5zDKhXiohycvon4iQHbrfflSAz9AIlRE6496Pm/dQKQK5bMigdVo2s6gBg==",
           "requires": {
-            "mongodb-core": "3.1.5",
-            "safe-buffer": "5.1.2"
+            "bson": "^1.1.1",
+            "require_optional": "^1.0.1",
+            "safe-buffer": "^5.1.2"
           }
+        },
+        "ms": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
         }
       }
     },
@@ -1371,8 +1344,8 @@
     },
     "mongoose-legacy-pluralize": {
       "version": "1.0.2",
-      "resolved": "http://registry.npm.taobao.org/mongoose-legacy-pluralize/download/mongoose-legacy-pluralize-1.0.2.tgz",
-      "integrity": "sha1-O6n5H6UHtRhtOZ+0CFS/8Y+1Y+Q="
+      "resolved": "https://registry.npmjs.org/mongoose-legacy-pluralize/-/mongoose-legacy-pluralize-1.0.2.tgz",
+      "integrity": "sha512-Yo/7qQU4/EyIS8YDFSeenIvXxZN+ld7YdV9LqFVQJzTLye8unujAWPZ4NWKfFA+RNjh+wvTWKY9Z3E5XM6ZZiQ=="
     },
     "morgan": {
       "version": "1.9.1",
@@ -1387,26 +1360,26 @@
       }
     },
     "mpath": {
-      "version": "0.5.1",
-      "resolved": "http://registry.npm.taobao.org/mpath/download/mpath-0.5.1.tgz",
-      "integrity": "sha1-FxMVAfH/nm5PvI/6h1qnBltXdas="
+      "version": "0.6.0",
+      "resolved": "https://registry.npmjs.org/mpath/-/mpath-0.6.0.tgz",
+      "integrity": "sha512-i75qh79MJ5Xo/sbhxrDrPSEG0H/mr1kcZXJ8dH6URU5jD/knFxCVqVC/gVSW7GIXL/9hHWlT9haLbCXWOll3qw=="
     },
     "mquery": {
-      "version": "3.2.0",
-      "resolved": "http://registry.npm.taobao.org/mquery/download/mquery-3.2.0.tgz",
-      "integrity": "sha1-4nZHKr1RCWhqFesqjgdh24E8gcw=",
+      "version": "3.2.2",
+      "resolved": "https://registry.npmjs.org/mquery/-/mquery-3.2.2.tgz",
+      "integrity": "sha512-XB52992COp0KP230I3qloVUbkLUxJIu328HBP2t2EsxSFtf4W1HPSOBWOXf1bqxK4Xbb66lfMJ+Bpfd9/yZE1Q==",
       "requires": {
         "bluebird": "3.5.1",
         "debug": "3.1.0",
-        "regexp-clone": "0.0.1",
+        "regexp-clone": "^1.0.0",
         "safe-buffer": "5.1.2",
         "sliced": "1.0.1"
       },
       "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.npmjs.org/debug/-/debug-3.1.0.tgz",
+          "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
           "requires": {
             "ms": "2.0.0"
           }
@@ -1601,9 +1574,9 @@
       }
     },
     "regexp-clone": {
-      "version": "0.0.1",
-      "resolved": "http://registry.npm.taobao.org/regexp-clone/download/regexp-clone-0.0.1.tgz",
-      "integrity": "sha1-p8LgmJH9vzj7sQ03b7cwA+aKxYk="
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/regexp-clone/-/regexp-clone-1.0.0.tgz",
+      "integrity": "sha512-TuAasHQNamyyJ2hb97IuBEif4qBHGjPHBS64sZwytpLEqtBQ1gPJTnOaQ6qmpET16cK14kkjbazl6+p0RRv0yw=="
     },
     "regexpu-core": {
       "version": "2.0.0",
@@ -1738,6 +1711,11 @@
       "resolved": "http://registry.npm.taobao.org/shebang-regex/download/shebang-regex-1.0.0.tgz",
       "integrity": "sha1-2kL0l0DAtC2yypcoVxyxkMmO/qM="
     },
+    "sift": {
+      "version": "7.0.1",
+      "resolved": "https://registry.npmjs.org/sift/-/sift-7.0.1.tgz",
+      "integrity": "sha512-oqD7PMJ+uO6jV9EQCl0LrRw1OwsiPsiFQR5AR30heR+4Dl7jBBbDLnNvWiak20tzZlSE1H7RB30SX/1j/YYT7g=="
+    },
     "signal-exit": {
       "version": "3.0.2",
       "resolved": "http://registry.npm.taobao.org/signal-exit/download/signal-exit-3.0.2.tgz",
@@ -1750,7 +1728,7 @@
     },
     "sliced": {
       "version": "1.0.1",
-      "resolved": "http://registry.npm.taobao.org/sliced/download/sliced-1.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/sliced/-/sliced-1.0.1.tgz",
       "integrity": "sha1-CzpmK10Ewxd7GSa+qCsD+Dei70E="
     },
     "source-map": {
diff --git a/blog-node/package.json b/blog-node/package.json
index 8c23467..714869e 100644
--- a/blog-node/package.json
+++ b/blog-node/package.json
@@ -17,7 +17,7 @@
     "express-session": "^1.15.6",
     "http-errors": "~1.6.2",
     "mongodb": "^3.1.8",
-    "mongoose": "^5.3.7",
+    "mongoose": "^5.7.5",
     "mongoose-auto-increment": "^5.0.1",
     "morgan": "~1.9.0",
     "node-fetch": "^2.3.0",