diff --git a/exe/07/demos/library/package-lock.json b/exe/07/demos/library/package-lock.json
index 7c2d2f2..d083818 100644
--- a/exe/07/demos/library/package-lock.json
+++ b/exe/07/demos/library/package-lock.json
@@ -4,6 +4,33 @@
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+      "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.13.9.tgz",
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+    },
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+      "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.13.0.tgz",
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+      "requires": {
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+        "lodash": "^4.17.19",
+        "to-fast-properties": "^2.0.0"
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+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
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+      "resolved": "https://registry.npmjs.org/assert-never/-/assert-never-1.2.1.tgz",
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@@ -176,6 +179,14 @@
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+      "resolved": "https://registry.npmjs.org/babel-walk/-/babel-walk-3.0.0-canary-5.tgz",
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@@ -263,6 +274,15 @@
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+      "resolved": "https://registry.npmjs.org/call-bind/-/call-bind-1.0.2.tgz",
+      "integrity": "sha512-7O+FbCihrB5WGbFYesctwmTKae6rOiIzmz1icreWJ+0aA7LJfuqhEso2T9ncpcFtzMQtzXf2QGGueWJGTYsqrA==",
+      "requires": {
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+        "get-intrinsic": "^1.0.2"
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-        "is-regex": "1.0.4"
+        "is-regex": "^1.0.3"
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@@ -485,19 +462,12 @@
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-      "integrity": "sha1-dWnKqKo/jVk11i4fqW+fcCzYHHk=",
+      "version": "4.0.1",
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-          "integrity": "sha1-ReN/s56No/JbruP/U2niu18iAXo="
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@@ -549,11 +519,6 @@
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@@ -1416,7 +1382,8 @@
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@@ -1459,7 +1426,8 @@
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@@ -1479,6 +1448,7 @@
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@@ -1486,6 +1456,7 @@
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@@ -1493,7 +1464,8 @@
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@@ -1507,30 +1479,36 @@
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@@ -1565,7 +1543,8 @@
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@@ -1592,7 +1571,8 @@
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@@ -1611,11 +1591,13 @@
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@@ -1666,6 +1648,7 @@
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@@ -1677,7 +1660,8 @@
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@@ -1710,7 +1695,8 @@
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@@ -1732,7 +1719,8 @@
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@@ -1742,6 +1730,7 @@
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@@ -1753,7 +1742,8 @@
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@@ -1816,11 +1806,13 @@
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@@ -1828,17 +1820,20 @@
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@@ -1888,7 +1883,8 @@
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@@ -1903,6 +1899,7 @@
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@@ -1928,7 +1925,8 @@
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@@ -1937,7 +1935,8 @@
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@@ -1970,6 +1969,7 @@
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@@ -3919,10 +3944,15 @@
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 }
diff --git a/exe/07/demos/library/package.json b/exe/07/demos/library/package.json
index 4edcdfc..59f99fb 100644
--- a/exe/07/demos/library/package.json
+++ b/exe/07/demos/library/package.json
@@ -20,7 +20,7 @@
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