diff --git a/package-lock.json b/package-lock.json
index da8ef7f..3191ac9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,6 +4,12 @@
   "lockfileVersion": 1,
   "requires": true,
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+      "resolved": "https://registry.npmjs.org/@discoveryjs/json-ext/-/json-ext-0.5.3.tgz",
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+    },
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       "resolved": "https://registry.npmjs.org/@webassemblyjs/ast/-/ast-1.7.11.tgz",
@@ -176,6 +182,27 @@
         "@xtuc/long": "4.2.1"
       }
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+    "@webpack-cli/configtest": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/@webpack-cli/configtest/-/configtest-1.0.4.tgz",
+      "integrity": "sha512-cs3XLy+UcxiP6bj0A6u7MLLuwdXJ1c3Dtc0RkKg+wiI1g/Ti1om8+/2hc2A2B60NbBNAbMgyBMHvyymWm/j4wQ==",
+      "dev": true
+    },
+    "@webpack-cli/info": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/@webpack-cli/info/-/info-1.3.0.tgz",
+      "integrity": "sha512-ASiVB3t9LOKHs5DyVUcxpraBXDOKubYu/ihHhU+t1UPpxsivg6Od2E2qU4gJCekfEddzRBzHhzA/Acyw/mlK/w==",
+      "dev": true,
+      "requires": {
+        "envinfo": "^7.7.3"
+      }
+    },
+    "@webpack-cli/serve": {
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+      "resolved": "https://registry.npmjs.org/@webpack-cli/serve/-/serve-1.5.1.tgz",
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+      "dev": true
+    },
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       "resolved": "https://registry.npmjs.org/@xtuc/ieee754/-/ieee754-1.2.0.tgz",
@@ -227,21 +254,6 @@
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-      "dev": true,
-      "requires": {
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@@ -310,7 +322,7 @@
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-          "resolved": "http://registry.npmjs.org/util/-/util-0.10.3.tgz",
+          "resolved": "https://registry.npmjs.org/util/-/util-0.10.3.tgz",
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@@ -612,23 +624,6 @@
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-      "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.4.1.tgz",
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@@ -698,23 +693,17 @@
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+    "clone-deep": {
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/clone-deep/-/clone-deep-4.0.1.tgz",
+      "integrity": "sha512-neHB9xuzh/wk0dIHweyAXv2aPGZIVk3pLMe+/RNzINf17fe0OG96QroktYAUm7SM1PBnzTabaLboqqxDyMU+SQ==",
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-        "string-width": "^2.1.1",
-        "strip-ansi": "^4.0.0",
-        "wrap-ansi": "^2.0.0"
+        "is-plain-object": "^2.0.4",
+        "kind-of": "^6.0.2",
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-      "resolved": "https://registry.npmjs.org/code-point-at/-/code-point-at-1.1.0.tgz",
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@@ -725,19 +714,10 @@
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-      "integrity": "sha512-QfAUtd+vFdAtFQcC8CCyYt1fYWxSqAiK2cSD6zDB8N3cpsEBAvRxp9zOGg6G/SHHJYAT88/az/IuDGALsNVbGg==",
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-      "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.3.tgz",
-      "integrity": "sha1-p9BVi9icQveV3UIyj3QIMcpTvCU=",
+    "colorette": {
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+      "resolved": "https://registry.npmjs.org/colorette/-/colorette-1.2.2.tgz",
+      "integrity": "sha512-MKGMzyfeuutC/ZJ1cba9NqcNpfeqMUcYmyF1ZFY6/Cn7CNSAKx6a+s48sqLqyAiZuaP2TcqMhoo+dlwFnVxT9w==",
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@@ -855,16 +835,14 @@
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+      "version": "7.0.3",
+      "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-7.0.3.tgz",
+      "integrity": "sha512-iRDPJKUPVEND7dHPO8rkbOnPpyDygcDFtWjpeWNCgy8WP2rXcxXL8TskReQl6OrB2G7+UJrags1q15Fudc7G6w==",
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-        "path-key": "^2.0.1",
-        "semver": "^5.5.0",
-        "shebang-command": "^1.2.0",
-        "which": "^1.2.9"
+        "path-key": "^3.1.0",
+        "shebang-command": "^2.0.0",
+        "which": "^2.0.1"
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@@ -907,12 +885,6 @@
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@@ -1040,6 +1012,12 @@
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+      "resolved": "https://registry.npmjs.org/envinfo/-/envinfo-7.8.1.tgz",
+      "integrity": "sha512-/o+BXHmB7ocbHEAs6F2EnG0ogybVVUdkRunTT2glZU9XAaGmhqskrvKwqXuDfNjEO0LZKWdejEEpnq8aM0tOaw==",
+      "dev": true
+    },
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@@ -1049,12 +1027,6 @@
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@@ -1097,18 +1069,20 @@
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-      "integrity": "sha512-7XOMnz8Ynx1gGo/3hyV9loYNPWM94jG3+3T3Y8tsfSstFmETmENCMU/A/zj8Lyaj1lkgEepKepvd6240tBRvlw==",
+      "version": "5.1.1",
+      "resolved": "https://registry.npmjs.org/execa/-/execa-5.1.1.tgz",
+      "integrity": "sha512-8uSpZZocAZRBAPIEINJj3Lo9HyGitllczc27Eh5YYojjMFMn8yHMDMaUHE2Jqfq05D/wucwI4JGURyXt1vchyg==",
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-        "p-finally": "^1.0.0",
-        "signal-exit": "^3.0.0",
-        "strip-eof": "^1.0.0"
+        "cross-spawn": "^7.0.3",
+        "get-stream": "^6.0.0",
+        "human-signals": "^2.1.0",
+        "is-stream": "^2.0.0",
+        "merge-stream": "^2.0.0",
+        "npm-run-path": "^4.0.1",
+        "onetime": "^5.1.2",
+        "signal-exit": "^3.0.3",
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@@ -1244,6 +1218,12 @@
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       "dev": true
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+    "fastest-levenshtein": {
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+      "resolved": "https://registry.npmjs.org/fastest-levenshtein/-/fastest-levenshtein-1.0.12.tgz",
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@@ -1366,7 +1346,8 @@
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@@ -1387,12 +1368,14 @@
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-          "dev": true
+          "dev": true,
+          "optional": true
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           "bundled": true,
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@@ -1407,17 +1390,20 @@
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+          "dev": true,
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-          "dev": true
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@@ -1534,7 +1520,8 @@
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-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -1546,6 +1533,7 @@
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@@ -1560,6 +1548,7 @@
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@@ -1567,12 +1556,14 @@
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-          "dev": true
+          "dev": true,
+          "optional": true
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           "bundled": true,
           "dev": true,
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@@ -1591,6 +1582,7 @@
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@@ -1671,7 +1663,8 @@
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@@ -1683,6 +1676,7 @@
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@@ -1768,7 +1762,8 @@
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@@ -1804,6 +1799,7 @@
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@@ -1823,6 +1819,7 @@
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           "dev": true,
+          "optional": true,
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@@ -1866,25 +1863,27 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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         "yallist": {
           "version": "3.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
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-      "resolved": "https://registry.npmjs.org/get-caller-file/-/get-caller-file-1.0.3.tgz",
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+    "function-bind": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.1.tgz",
+      "integrity": "sha512-yIovAzMX49sF8Yl58fSCWJ5svSLuaibPxXQJFLmBObTuCr0Mf1KiPopGM9NiFjiYBCbfaa2Fh6breQ6ANVTI0A==",
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-      "integrity": "sha1-jpQ9E1jcN1VQVOy+LtsFqhdO3hQ=",
+      "version": "6.0.1",
+      "resolved": "http://registry.npmjs.org/get-stream/-/get-stream-6.0.1.tgz",
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@@ -1928,23 +1927,20 @@
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-      "integrity": "sha1-tdRU3CGZriJWmfNGfloH87lVuv0=",
-      "dev": true
+    "has": {
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+      "resolved": "https://registry.npmjs.org/has/-/has-1.0.3.tgz",
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+      "dev": true,
+      "requires": {
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+      }
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@@ -2015,6 +2011,12 @@
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       "dev": true
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+    "human-signals": {
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+      "resolved": "https://registry.npmjs.org/human-signals/-/human-signals-2.1.0.tgz",
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@@ -2028,13 +2030,67 @@
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+      "resolved": "https://registry.npmjs.org/import-local/-/import-local-3.0.2.tgz",
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       "requires": {
-        "pkg-dir": "^3.0.0",
-        "resolve-cwd": "^2.0.0"
+        "pkg-dir": "^4.2.0",
+        "resolve-cwd": "^3.0.0"
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@@ -3748,9 +3728,9 @@
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@@ -3806,21 +3786,42 @@
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+      "resolved": "https://registry.npmjs.org/webpack-cli/-/webpack-cli-4.7.2.tgz",
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+      "dev": true,
+      "requires": {
+        "@discoveryjs/json-ext": "^0.5.0",
+        "@webpack-cli/configtest": "^1.0.4",
+        "@webpack-cli/info": "^1.3.0",
+        "@webpack-cli/serve": "^1.5.1",
+        "colorette": "^1.2.1",
+        "commander": "^7.0.0",
+        "execa": "^5.0.0",
+        "fastest-levenshtein": "^1.0.12",
+        "import-local": "^3.0.2",
+        "interpret": "^2.2.0",
+        "rechoir": "^0.7.0",
+        "v8-compile-cache": "^2.2.0",
+        "webpack-merge": "^5.7.3"
+      },
+      "dependencies": {
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+          "resolved": "https://registry.npmjs.org/commander/-/commander-7.2.0.tgz",
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+        }
+      }
+    },
+    "webpack-merge": {
+      "version": "5.8.0",
+      "resolved": "https://registry.npmjs.org/webpack-merge/-/webpack-merge-5.8.0.tgz",
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-        "yargs": "^12.0.2"
+        "clone-deep": "^4.0.1",
+        "wildcard": "^2.0.0"
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@@ -3842,18 +3843,18 @@
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+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
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       "dev": true,
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         "isexe": "^2.0.0"
       }
     },
-    "which-module": {
+    "wildcard": {
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-      "resolved": "https://registry.npmjs.org/which-module/-/which-module-2.0.0.tgz",
-      "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho=",
+      "resolved": "https://registry.npmjs.org/wildcard/-/wildcard-2.0.0.tgz",
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@@ -3865,53 +3866,6 @@
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-          "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
-          "dev": true,
-          "requires": {
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@@ -3935,36 +3889,6 @@
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 }
diff --git a/package.json b/package.json
index 531a08f..c290ef5 100644
--- a/package.json
+++ b/package.json
@@ -22,6 +22,6 @@
   "devDependencies": {
     "json-formatter-js": "2.2.1",
     "webpack": "4.27.1",
-    "webpack-cli": "3.1.2"
+    "webpack-cli": "4.7.2"
   }
 }