diff --git a/4-router/dynamic-component/package-lock.json b/4-router/dynamic-component/package-lock.json
index b4bde69..705ad9c 100644
--- a/4-router/dynamic-component/package-lock.json
+++ b/4-router/dynamic-component/package-lock.json
@@ -4769,15 +4769,24 @@
       "dev": true
     },
     "https-proxy-agent": {
-      "version": "2.2.1",
-      "resolved": "https://registry.npmjs.org/https-proxy-agent/-/https-proxy-agent-2.2.1.tgz",
-      "integrity": "sha512-HPCTS1LW51bcyMYbxUIOO4HEOlQ1/1qRaFWcyxvwaqUS9TY88aoEuHUY33kuAh1YhVVaDQhLZsnPd+XNARWZlQ==",
+      "version": "2.2.4",
+      "resolved": "https://registry.npmjs.org/https-proxy-agent/-/https-proxy-agent-2.2.4.tgz",
+      "integrity": "sha512-OmvfoQ53WLjtA9HeYP9RNrWMJzzAz1JGaSFr1nijg0PVR1JaD/xbJq1mdEIIlxGpXp9eSe/O2LgU9DJmTPd0Eg==",
       "dev": true,
       "requires": {
-        "agent-base": "^4.1.0",
+        "agent-base": "^4.3.0",
         "debug": "^3.1.0"
       },
       "dependencies": {
+        "agent-base": {
+          "version": "4.3.0",
+          "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-4.3.0.tgz",
+          "integrity": "sha512-salcGninV0nPrwpGNn4VTXBb1SOuXQBiqbrNXoeizJsHrsL6ERFM2Ne3JUSBWRE6aeNJI2ROP/WEEIDUiDe3cg==",
+          "dev": true,
+          "requires": {
+            "es6-promisify": "^5.0.0"
+          }
+        },
         "debug": {
           "version": "3.2.6",
           "resolved": "https://registry.npmjs.org/debug/-/debug-3.2.6.tgz",
@@ -4788,9 +4797,9 @@
           }
         },
         "ms": {
-          "version": "2.1.1",
-          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.1.tgz",
-          "integrity": "sha512-tgp+dl5cGk28utYktBsrFqA7HKgrhgPsg6Z/EfhWI4gl1Hwq8B/GmY/0oXZ6nF8hDVesS/FpnYaD/kOWhYQvyg==",
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
           "dev": true
         }
       }
diff --git a/4-router/dynamic-component/yarn.lock b/4-router/dynamic-component/yarn.lock
index 4fcd823..cdd6892 100644
--- a/4-router/dynamic-component/yarn.lock
+++ b/4-router/dynamic-component/yarn.lock
@@ -107,6 +107,15 @@
   dependencies:
     tslib "^1.9.0"
 
+"@angular/cdk@7.3.7":
+  version "7.3.7"
+  resolved "https://registry.yarnpkg.com/@angular/cdk/-/cdk-7.3.7.tgz#ce1ad53ba04beb9c8e950acc5691ea0143753764"
+  integrity sha512-xbXxhHHKGkVuW6K7pzPmvpJXIwpl0ykBnvA2g+/7Sgy5Pd35wCC+UtHD9RYczDM/mkygNxMQtagyCErwFnDtQA==
+  dependencies:
+    tslib "^1.7.1"
+  optionalDependencies:
+    parse5 "^5.0.0"
+
 "@angular/cli@~7.3.7":
   version "7.3.8"
   resolved "https://registry.yarnpkg.com/@angular/cli/-/cli-7.3.8.tgz#a0891e08bee7d68b9ef2c00a9a7e93c6c5ac75d7"
@@ -176,6 +185,13 @@
   resolved "https://registry.yarnpkg.com/@angular/language-service/-/language-service-7.2.12.tgz#ed4d98086b97e4b52acac988dc0cf9b66ffb86bc"
   integrity sha512-dHHcAtCQ+ECoZa/bkm1diMZuxy/e+x2/qzClfKquO47EPqOIXYKCKZRqgGNHxdbUSRpmIEanfj/li4S7doCHZw==
 
+"@angular/material@7.3.7":
+  version "7.3.7"
+  resolved "https://registry.yarnpkg.com/@angular/material/-/material-7.3.7.tgz#dcd95e6618ba6254c5880efee1aad349cf5b9140"
+  integrity sha512-Eq+7frkeNGkLOfEtmkmJgR+AgoWajOipXZWWfCSamNfpCcPof82DwvGOpAmgGni9FuN2XFQdqP5MoaffQzIvUA==
+  dependencies:
+    tslib "^1.7.1"
+
 "@angular/platform-browser-dynamic@~7.2.0":
   version "7.2.12"
   resolved "https://registry.yarnpkg.com/@angular/platform-browser-dynamic/-/platform-browser-dynamic-7.2.12.tgz#be125de4c305d9fbbb4c65764879f7cc27177193"
@@ -569,7 +585,14 @@ after@0.8.2:
   resolved "https://registry.yarnpkg.com/after/-/after-0.8.2.tgz#fedb394f9f0e02aa9768e702bda23b505fae7e1f"
   integrity sha1-/ts5T58OAqqXaOcCvaI7UF+ufh8=
 
-agent-base@4, agent-base@^4.1.0, agent-base@~4.2.1:
+agent-base@4, agent-base@^4.3.0:
+  version "4.3.0"
+  resolved "https://registry.yarnpkg.com/agent-base/-/agent-base-4.3.0.tgz#8165f01c436009bccad0b1d122f05ed770efc6ee"
+  integrity sha512-salcGninV0nPrwpGNn4VTXBb1SOuXQBiqbrNXoeizJsHrsL6ERFM2Ne3JUSBWRE6aeNJI2ROP/WEEIDUiDe3cg==
+  dependencies:
+    es6-promisify "^5.0.0"
+
+agent-base@~4.2.1:
   version "4.2.1"
   resolved "https://registry.yarnpkg.com/agent-base/-/agent-base-4.2.1.tgz#d89e5999f797875674c07d87f260fc41e83e8ca9"
   integrity sha512-JVwXMr9nHYTUXsBFKUqhJwvlcYU/blreOEUkhNR2eXZIvwd+c+o5V4MgDPKWnMS/56awN3TRzIP+KoPn+roQtg==
@@ -2223,9 +2246,9 @@ error-ex@^1.2.0, error-ex@^1.3.1:
     is-arrayish "^0.2.1"
 
 es6-promise@^4.0.3:
-  version "4.2.6"
-  resolved "https://registry.yarnpkg.com/es6-promise/-/es6-promise-4.2.6.tgz#b685edd8258886365ea62b57d30de28fadcd974f"
-  integrity sha512-aRVgGdnmW2OiySVPUC9e6m+plolMAJKjZnQlCwNSuK5yQ0JN61DZSO1X1Ufd1foqWRAlig0rhduTCHe7sVtK5Q==
+  version "4.2.8"
+  resolved "https://registry.yarnpkg.com/es6-promise/-/es6-promise-4.2.8.tgz#4eb21594c972bc40553d276e510539143db53e0a"
+  integrity sha512-HJDGx5daxeIvxdBxvG2cb9g4tEvwIk3i8+nhX0yGrYmZUzbkdg8QbDevheDB8gd0//uPj4c1EQua8Q+MViT0/w==
 
 es6-promisify@^5.0.0:
   version "5.0.0"
@@ -3072,11 +3095,11 @@ https-browserify@^1.0.0:
   integrity sha1-7AbBDgo0wPL68Zn3/X/Hj//QPHM=
 
 https-proxy-agent@^2.2.1:
-  version "2.2.1"
-  resolved "https://registry.yarnpkg.com/https-proxy-agent/-/https-proxy-agent-2.2.1.tgz#51552970fa04d723e04c56d04178c3f92592bbc0"
-  integrity sha512-HPCTS1LW51bcyMYbxUIOO4HEOlQ1/1qRaFWcyxvwaqUS9TY88aoEuHUY33kuAh1YhVVaDQhLZsnPd+XNARWZlQ==
+  version "2.2.4"
+  resolved "https://registry.yarnpkg.com/https-proxy-agent/-/https-proxy-agent-2.2.4.tgz#4ee7a737abd92678a293d9b34a1af4d0d08c787b"
+  integrity sha512-OmvfoQ53WLjtA9HeYP9RNrWMJzzAz1JGaSFr1nijg0PVR1JaD/xbJq1mdEIIlxGpXp9eSe/O2LgU9DJmTPd0Eg==
   dependencies:
-    agent-base "^4.1.0"
+    agent-base "^4.3.0"
     debug "^3.1.0"
 
 humanize-ms@^1.2.1:
@@ -4337,11 +4360,16 @@ ms@2.0.0:
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.0.0.tgz#5608aeadfc00be6c2901df5f9861788de0d597c8"
   integrity sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=
 
-ms@^2.0.0, ms@^2.1.1:
+ms@^2.0.0:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.1.tgz#30a5864eb3ebb0a66f2ebe6d727af06a09d86e0a"
   integrity sha512-tgp+dl5cGk28utYktBsrFqA7HKgrhgPsg6Z/EfhWI4gl1Hwq8B/GmY/0oXZ6nF8hDVesS/FpnYaD/kOWhYQvyg==
 
+ms@^2.1.1:
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.2.tgz#d09d1f357b443f493382a8eb3ccd183872ae6009"
+  integrity sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==
+
 multicast-dns-service-types@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/multicast-dns-service-types/-/multicast-dns-service-types-1.1.0.tgz#899f11d9686e5e05cb91b35d5f0e63b773cfc901"
@@ -4916,6 +4944,11 @@ parse5@4.0.0:
   resolved "https://registry.yarnpkg.com/parse5/-/parse5-4.0.0.tgz#6d78656e3da8d78b4ec0b906f7c08ef1dfe3f608"
   integrity sha512-VrZ7eOd3T1Fk4XWNXMgiGBK/z0MG48BWG2uQNU4I72fkQuKUTZpl+u9k+CxEG0twMVzSmXEEz12z5Fnw1jIQFA==
 
+parse5@^5.0.0:
+  version "5.1.1"
+  resolved "https://registry.yarnpkg.com/parse5/-/parse5-5.1.1.tgz#f68e4e5ba1852ac2cadc00f4555fff6c2abb6178"
+  integrity sha512-ugq4DFI0Ptb+WWjAdOK16+u/nHfiIrcE+sh8kZMaM0WllQKLI9rOUq6c2b7cwPkXdzfQESqvoqK6ug7U/Yyzug==
+
 parseqs@0.0.5:
   version "0.0.5"
   resolved "https://registry.yarnpkg.com/parseqs/-/parseqs-0.0.5.tgz#d5208a3738e46766e291ba2ea173684921a8b89d"
@@ -6623,6 +6656,11 @@ ts-node@~7.0.0:
     source-map-support "^0.5.6"
     yn "^2.0.0"
 
+tslib@^1.7.1:
+  version "1.11.1"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.11.1.tgz#eb15d128827fbee2841549e171f45ed338ac7e35"
+  integrity sha512-aZW88SY8kQbU7gpV19lN24LtXh/yD4ZZg6qieAJDDg+YBsJcSmLGK9QpnUjAKVG/xefmvJGd1WUmfpT/g6AJGA==
+
 tslib@^1.8.0, tslib@^1.8.1, tslib@^1.9.0:
   version "1.9.3"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.3.tgz#d7e4dd79245d85428c4d7e4822a79917954ca286"