diff --git a/2018-07/webpack/demo-merge/package-lock.json b/2018-07/webpack/demo-merge/package-lock.json
index dde62ab..7d4117d 100644
--- a/2018-07/webpack/demo-merge/package-lock.json
+++ b/2018-07/webpack/demo-merge/package-lock.json
@@ -4,6 +4,28 @@
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@@ -556,12 +779,42 @@
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+          "dev": true,
+          "requires": {
+            "p-limit": "^2.0.0"
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+          "dev": true,
+          "requires": {
+            "graceful-fs": "^4.1.11",
+            "micromatch": "^3.1.10",
+            "readable-stream": "^2.0.2"
+          }
+        },
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+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/require-main-filename/-/require-main-filename-2.0.0.tgz",
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+          "dev": true
+        },
+        "schema-utils": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/schema-utils/-/schema-utils-1.0.0.tgz",
+          "integrity": "sha512-i27Mic4KovM/lnGsy8whRCHhc7VicJajAjTrYg11K9zfZXnYIt4k5F+kZkwjnrhKzLic/HLU4j11mjsz2G/75g==",
+          "dev": true,
+          "requires": {
+            "ajv": "^6.1.0",
+            "ajv-errors": "^1.0.0",
+            "ajv-keywords": "^3.1.0"
+          }
+        },
+        "semver": {
+          "version": "6.3.0",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.0.tgz",
+          "integrity": "sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw==",
+          "dev": true
+        },
+        "string-width": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-3.1.0.tgz",
+          "integrity": "sha512-vafcv6KjVZKSgz06oM/H6GDBrAtz8vdhQakGjFIvNrHA6y3HCF1CInLy+QLq8dTJPQ1b+KDUqDFctkdRW44e1w==",
+          "dev": true,
+          "requires": {
+            "emoji-regex": "^7.0.1",
+            "is-fullwidth-code-point": "^2.0.0",
+            "strip-ansi": "^5.1.0"
+          },
+          "dependencies": {
+            "ansi-regex": {
+              "version": "4.1.1",
+              "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-4.1.1.tgz",
+              "integrity": "sha512-ILlv4k/3f6vfQ4OoP2AGvirOktlQ98ZEL1k9FaQjxa3L1abBgbuTDAdPOpvbGncC0BTVQrl+OM8xZGK6tWXt7g==",
+              "dev": true
+            },
+            "strip-ansi": {
+              "version": "5.2.0",
+              "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-5.2.0.tgz",
+              "integrity": "sha512-DuRs1gKbBqsMKIZlrffwlug8MHkcnpjs5VPmL1PAh+mA30U0DTotfDZ0d2UUsXpPmPmMMJ6W773MaA3J+lbiWA==",
+              "dev": true,
+              "requires": {
+                "ansi-regex": "^4.1.0"
+              }
+            }
+          }
+        },
+        "strip-ansi": {
+          "version": "3.0.1",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+          "integrity": "sha512-VhumSSbBqDTP8p2ZLKj40UjBCV4+v8bUSEpUb4KjRgWk9pbqGF4REFj6KEagidb2f/M6AzC0EmFyDNGaw9OCzg==",
+          "dev": true,
+          "requires": {
+            "ansi-regex": "^2.0.0"
+          }
+        },
+        "supports-color": {
+          "version": "6.1.0",
+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-6.1.0.tgz",
+          "integrity": "sha512-qe1jfm1Mg7Nq/NSh6XE24gPXROEVsWHxC1LIx//XNlD9iw7YZQGjZNjYN7xGaEG6iKdA8EtNFW6R0gjnVXp+wQ==",
+          "dev": true,
+          "requires": {
+            "has-flag": "^3.0.0"
+          }
+        },
+        "upath": {
+          "version": "1.2.0",
+          "resolved": "https://registry.npmjs.org/upath/-/upath-1.2.0.tgz",
+          "integrity": "sha512-aZwGpamFO61g3OlfT7OQCHqhGnW43ieH9WZeP7QxN/G/jS4jfqUkZxoryvJgVPEcrl5NL/ggHsSmLMHuH64Lhg==",
+          "dev": true
+        },
+        "wrap-ansi": {
+          "version": "5.1.0",
+          "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-5.1.0.tgz",
+          "integrity": "sha512-QC1/iN/2/RPVJ5jYK8BGttj5z83LmSKmvbvrXPNCLZSEb32KKVDJDl/MOt2N01qU2H/FkzEa9PKto1BqDjtd7Q==",
+          "dev": true,
+          "requires": {
+            "ansi-styles": "^3.2.0",
+            "string-width": "^3.0.0",
+            "strip-ansi": "^5.0.0"
+          },
+          "dependencies": {
+            "ansi-regex": {
+              "version": "4.1.1",
+              "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-4.1.1.tgz",
+              "integrity": "sha512-ILlv4k/3f6vfQ4OoP2AGvirOktlQ98ZEL1k9FaQjxa3L1abBgbuTDAdPOpvbGncC0BTVQrl+OM8xZGK6tWXt7g==",
+              "dev": true
+            },
+            "strip-ansi": {
+              "version": "5.2.0",
+              "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-5.2.0.tgz",
+              "integrity": "sha512-DuRs1gKbBqsMKIZlrffwlug8MHkcnpjs5VPmL1PAh+mA30U0DTotfDZ0d2UUsXpPmPmMMJ6W773MaA3J+lbiWA==",
+              "dev": true,
+              "requires": {
+                "ansi-regex": "^4.1.0"
+              }
+            }
+          }
+        },
+        "yargs": {
+          "version": "13.3.2",
+          "resolved": "https://registry.npmjs.org/yargs/-/yargs-13.3.2.tgz",
+          "integrity": "sha512-AX3Zw5iPruN5ie6xGRIDgqkT+ZhnRlZMLMHAs8tg7nRruy2Nb+i5o9bwghAogtM08q1dpr2LVoS8KSTMYpWXUw==",
+          "dev": true,
+          "requires": {
+            "cliui": "^5.0.0",
+            "find-up": "^3.0.0",
+            "get-caller-file": "^2.0.1",
+            "require-directory": "^2.1.1",
+            "require-main-filename": "^2.0.0",
+            "set-blocking": "^2.0.0",
+            "string-width": "^3.0.0",
+            "which-module": "^2.0.0",
+            "y18n": "^4.0.0",
+            "yargs-parser": "^13.1.2"
+          }
+        },
+        "yargs-parser": {
+          "version": "13.1.2",
+          "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-13.1.2.tgz",
+          "integrity": "sha512-3lbsNRf/j+A4QuSZfDRA7HRSfWrzO0YjqTJd5kjAq37Zep1CEgaYmrH9Q3GwPiB9cHyd1Y1UwggGhJGoxipbzg==",
+          "dev": true,
+          "requires": {
+            "camelcase": "^5.0.0",
+            "decamelize": "^1.2.0"
+          }
+        }
+      }
+    },
+    "webpack-log": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/webpack-log/-/webpack-log-2.0.0.tgz",
+      "integrity": "sha512-cX8G2vR/85UYG59FgkoMamwHUIkSSlV3bBMRsbxVXVUk2j6NleCKjQ/WE9eYg9WY4w25O9w8wKP4rzNZFmUcUg==",
+      "dev": true,
+      "requires": {
+        "ansi-colors": "^3.0.0",
+        "uuid": "^3.3.2"
+      },
+      "dependencies": {
+        "uuid": {
+          "version": "3.4.0",
+          "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.4.0.tgz",
+          "integrity": "sha512-HjSDRw6gZE5JMggctHBcjVak08+KEVhSIiDzFnT9S9aegmp85S/bReBVTb4QTFaRNptJ9kuYaNhnbNEOkbKb/A==",
+          "dev": true
+        }
+      }
+    },
     "webpack-merge": {
       "version": "4.1.3",
       "resolved": "https://registry.npmjs.org/webpack-merge/-/webpack-merge-4.1.3.tgz",
@@ -3602,6 +6209,23 @@
         }
       }
     },
+    "websocket-driver": {
+      "version": "0.7.4",
+      "resolved": "https://registry.npmjs.org/websocket-driver/-/websocket-driver-0.7.4.tgz",
+      "integrity": "sha512-b17KeDIQVjvb0ssuSDF2cYXSg2iztliJ4B9WdsuB6J952qCPKmnVq4DyW5motImXHDC1cBT/1UezrJVsKw5zjg==",
+      "dev": true,
+      "requires": {
+        "http-parser-js": ">=0.5.1",
+        "safe-buffer": ">=5.1.0",
+        "websocket-extensions": ">=0.1.1"
+      }
+    },
+    "websocket-extensions": {
+      "version": "0.1.4",
+      "resolved": "https://registry.npmjs.org/websocket-extensions/-/websocket-extensions-0.1.4.tgz",
+      "integrity": "sha512-OqedPIGOfsDlo31UNwYbCFMSaO9m9G/0faIHj5/dZFDMFqPTcx6UwqyOy3COEaEOg/9VsGIpdqn62W5KhoKSpg==",
+      "dev": true
+    },
     "which": {
       "version": "1.3.1",
       "resolved": "https://registry.npmjs.org/which/-/which-1.3.1.tgz",
@@ -3611,12 +6235,37 @@
         "isexe": "^2.0.0"
       }
     },
+    "which-boxed-primitive": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/which-boxed-primitive/-/which-boxed-primitive-1.0.2.tgz",
+      "integrity": "sha512-bwZdv0AKLpplFY2KZRX6TvyuN7ojjr7lwkg6ml0roIy9YeuSr7JS372qlNW18UQYzgYK9ziGcerWqZOmEn9VNg==",
+      "dev": true,
+      "requires": {
+        "is-bigint": "^1.0.1",
+        "is-boolean-object": "^1.1.0",
+        "is-number-object": "^1.0.4",
+        "is-string": "^1.0.5",
+        "is-symbol": "^1.0.3"
+      }
+    },
     "which-module": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/which-module/-/which-module-2.0.0.tgz",
       "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho=",
       "dev": true
     },
+    "window-size": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/window-size/-/window-size-0.1.0.tgz",
+      "integrity": "sha512-1pTPQDKTdd61ozlKGNCjhNRd+KPmgLSGa3mZTHoOliaGcESD8G1PXhh7c1fgiPjVbNVfgy2Faw4BI8/m0cC8Mg==",
+      "dev": true
+    },
+    "wordwrap": {
+      "version": "0.0.2",
+      "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.2.tgz",
+      "integrity": "sha512-xSBsCeh+g+dinoBv3GAOWM4LcVVO68wLXRanibtBSdUvkGWQRGeE9P7IwU9EmDDi4jA6L44lz15CGMwdw9N5+Q==",
+      "dev": true
+    },
     "worker-farm": {
       "version": "1.6.0",
       "resolved": "https://registry.npmjs.org/worker-farm/-/worker-farm-1.6.0.tgz",
@@ -3677,6 +6326,15 @@
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
       "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
     },
+    "ws": {
+      "version": "6.2.2",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-6.2.2.tgz",
+      "integrity": "sha512-zmhltoSR8u1cnDsD43TX59mzoMZsLKqUweyYBAIvTngR3shc0W6aOZylZmq/7hqyVxPdi+5Ud2QInblgyE72fw==",
+      "dev": true,
+      "requires": {
+        "async-limiter": "~1.0.0"
+      }
+    },
     "xtend": {
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.1.tgz",
diff --git a/2018-07/webpack/demo-merge/yarn.lock b/2018-07/webpack/demo-merge/yarn.lock
index 2c814bc..4cd7704 100644
--- a/2018-07/webpack/demo-merge/yarn.lock
+++ b/2018-07/webpack/demo-merge/yarn.lock
@@ -872,8 +872,8 @@ decamelize@^1.0.0, decamelize@^1.1.1, decamelize@^1.1.2:
   resolved "http://registry.npm.taobao.org/decamelize/download/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
 
 decode-uri-component@^0.2.0:
-  version "0.2.0"
-  resolved "http://registry.npm.taobao.org/decode-uri-component/download/decode-uri-component-0.2.0.tgz#eb3913333458775cb84cd1a1fae062106bb87545"
+  version "0.2.2"
+  resolved "https://registry.yarnpkg.com/decode-uri-component/-/decode-uri-component-0.2.2.tgz#e69dbe25d37941171dd540e024c444cd5188e1e9"
 
 deep-equal@^1.0.1:
   version "1.0.1"