diff --git a/package-lock.json b/package-lock.json
index cb268d0..6131363 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -322,9 +322,12 @@
       "integrity": "sha512-LTQ/SGc+s0Xc0Fu5WaKnR0YiygZkm9eKFvyS+fRsU7/ZWFF8ykFM6Pc9aCVf1+xasOOZpO3BAVgVrKvsqKHV7w=="
     },
     "node_modules/commander": {
-      "version": "3.0.2",
-      "resolved": "https://registry.npmjs.org/commander/-/commander-3.0.2.tgz",
-      "integrity": "sha512-Gar0ASD4BDyKC4hl4DwHqDrmvjoxWKZigVnAbn5H1owvm4CxCPdb0HQDehwNYMJpla5+M2tPmPARzhtYuwpHow=="
+      "version": "5.1.0",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-5.1.0.tgz",
+      "integrity": "sha512-P0CysNDQ7rtVw4QIQtm+MRxV66vKFSvlsQvGYXZWR3qFU0jlMKHZZZgw8e+8DSah4UDKMqnknRDQz+xuQXQ/Zg==",
+      "engines": {
+        "node": ">= 6"
+      }
     },
     "node_modules/compressible": {
       "version": "2.0.18",
@@ -1270,14 +1273,6 @@
         "node": "*"
       }
     },
-    "node_modules/hexo/node_modules/commander": {
-      "version": "5.1.0",
-      "resolved": "https://registry.npmjs.org/commander/-/commander-5.1.0.tgz",
-      "integrity": "sha512-P0CysNDQ7rtVw4QIQtm+MRxV66vKFSvlsQvGYXZWR3qFU0jlMKHZZZgw8e+8DSah4UDKMqnknRDQz+xuQXQ/Zg==",
-      "engines": {
-        "node": ">= 6"
-      }
-    },
     "node_modules/hexo/node_modules/dom-serializer": {
       "version": "1.4.1",
       "resolved": "https://registry.npmjs.org/dom-serializer/-/dom-serializer-1.4.1.tgz",
@@ -1406,30 +1401,6 @@
         "entities": "^3.0.1"
       }
     },
-    "node_modules/hexo/node_modules/nunjucks": {
-      "version": "3.2.3",
-      "resolved": "https://registry.npmjs.org/nunjucks/-/nunjucks-3.2.3.tgz",
-      "integrity": "sha512-psb6xjLj47+fE76JdZwskvwG4MYsQKXUtMsPh6U0YMvmyjRtKRFcxnlXGWglNybtNTNVmGdp94K62/+NjF5FDQ==",
-      "dependencies": {
-        "a-sync-waterfall": "^1.0.0",
-        "asap": "^2.0.3",
-        "commander": "^5.1.0"
-      },
-      "bin": {
-        "nunjucks-precompile": "bin/precompile"
-      },
-      "engines": {
-        "node": ">= 6.9.0"
-      },
-      "peerDependencies": {
-        "chokidar": "^3.3.0"
-      },
-      "peerDependenciesMeta": {
-        "chokidar": {
-          "optional": true
-        }
-      }
-    },
     "node_modules/highlight.js": {
       "version": "11.6.0",
       "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-11.6.0.tgz",
@@ -1973,13 +1944,13 @@
       }
     },
     "node_modules/nunjucks": {
-      "version": "3.2.1",
-      "resolved": "https://registry.npmjs.org/nunjucks/-/nunjucks-3.2.1.tgz",
-      "integrity": "sha512-LYlVuC1ZNSalQQkLNNPvcgPt2M9FTY9bs39mTCuFXtqh7jWbYzhDlmz2M6onPiXEhdZo+b9anRhc+uBGuJZ2bQ==",
+      "version": "3.2.4",
+      "resolved": "https://registry.npmjs.org/nunjucks/-/nunjucks-3.2.4.tgz",
+      "integrity": "sha512-26XRV6BhkgK0VOxfbU5cQI+ICFUtMLixv1noZn1tGU38kQH5A5nmmbk/O45xdyBhD1esk47nKrY0mvQpZIhRjQ==",
       "dependencies": {
         "a-sync-waterfall": "^1.0.0",
         "asap": "^2.0.3",
-        "commander": "^3.0.2"
+        "commander": "^5.1.0"
       },
       "bin": {
         "nunjucks-precompile": "bin/precompile"
@@ -1987,8 +1958,13 @@
       "engines": {
         "node": ">= 6.9.0"
       },
-      "optionalDependencies": {
+      "peerDependencies": {
         "chokidar": "^3.3.0"
+      },
+      "peerDependenciesMeta": {
+        "chokidar": {
+          "optional": true
+        }
       }
     },
     "node_modules/nwsapi": {
@@ -2989,9 +2965,9 @@
       "integrity": "sha512-LTQ/SGc+s0Xc0Fu5WaKnR0YiygZkm9eKFvyS+fRsU7/ZWFF8ykFM6Pc9aCVf1+xasOOZpO3BAVgVrKvsqKHV7w=="
     },
     "commander": {
-      "version": "3.0.2",
-      "resolved": "https://registry.npmjs.org/commander/-/commander-3.0.2.tgz",
-      "integrity": "sha512-Gar0ASD4BDyKC4hl4DwHqDrmvjoxWKZigVnAbn5H1owvm4CxCPdb0HQDehwNYMJpla5+M2tPmPARzhtYuwpHow=="
+      "version": "5.1.0",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-5.1.0.tgz",
+      "integrity": "sha512-P0CysNDQ7rtVw4QIQtm+MRxV66vKFSvlsQvGYXZWR3qFU0jlMKHZZZgw8e+8DSah4UDKMqnknRDQz+xuQXQ/Zg=="
     },
     "compressible": {
       "version": "2.0.18",
@@ -3451,11 +3427,6 @@
         "warehouse": "^4.0.1"
       },
       "dependencies": {
-        "commander": {
-          "version": "5.1.0",
-          "resolved": "https://registry.npmjs.org/commander/-/commander-5.1.0.tgz",
-          "integrity": "sha512-P0CysNDQ7rtVw4QIQtm+MRxV66vKFSvlsQvGYXZWR3qFU0jlMKHZZZgw8e+8DSah4UDKMqnknRDQz+xuQXQ/Zg=="
-        },
         "dom-serializer": {
           "version": "1.4.1",
           "resolved": "https://registry.npmjs.org/dom-serializer/-/dom-serializer-1.4.1.tgz",
@@ -3543,16 +3514,6 @@
             "domutils": "^2.8.0",
             "entities": "^3.0.1"
           }
-        },
-        "nunjucks": {
-          "version": "3.2.3",
-          "resolved": "https://registry.npmjs.org/nunjucks/-/nunjucks-3.2.3.tgz",
-          "integrity": "sha512-psb6xjLj47+fE76JdZwskvwG4MYsQKXUtMsPh6U0YMvmyjRtKRFcxnlXGWglNybtNTNVmGdp94K62/+NjF5FDQ==",
-          "requires": {
-            "a-sync-waterfall": "^1.0.0",
-            "asap": "^2.0.3",
-            "commander": "^5.1.0"
-          }
         }
       }
     },
@@ -4239,14 +4200,13 @@
       "integrity": "sha512-6eZs5Ls3WtCisHWp9S2GUy8dqkpGi4BVSz3GaqiE6ezub0512ESztXUwUB6C6IKbQkY2Pnb/mD4WYojCRwcwLA=="
     },
     "nunjucks": {
-      "version": "3.2.1",
-      "resolved": "https://registry.npmjs.org/nunjucks/-/nunjucks-3.2.1.tgz",
-      "integrity": "sha512-LYlVuC1ZNSalQQkLNNPvcgPt2M9FTY9bs39mTCuFXtqh7jWbYzhDlmz2M6onPiXEhdZo+b9anRhc+uBGuJZ2bQ==",
+      "version": "3.2.4",
+      "resolved": "https://registry.npmjs.org/nunjucks/-/nunjucks-3.2.4.tgz",
+      "integrity": "sha512-26XRV6BhkgK0VOxfbU5cQI+ICFUtMLixv1noZn1tGU38kQH5A5nmmbk/O45xdyBhD1esk47nKrY0mvQpZIhRjQ==",
       "requires": {
         "a-sync-waterfall": "^1.0.0",
         "asap": "^2.0.3",
-        "chokidar": "^3.3.0",
-        "commander": "^3.0.2"
+        "commander": "^5.1.0"
       }
     },
     "nwsapi": {