diff --git a/sample-app/front-end/package-lock.json b/sample-app/front-end/package-lock.json
index 5d0b6e4..3be751a 100644
--- a/sample-app/front-end/package-lock.json
+++ b/sample-app/front-end/package-lock.json
@@ -1746,15 +1746,6 @@
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           "dev": true
         },
-        "ansi-styles": {
-          "version": "4.3.0",
-          "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-4.3.0.tgz",
-          "integrity": "sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg==",
-          "dev": true,
-          "requires": {
-            "color-convert": "^2.0.1"
-          }
-        },
         "cacache": {
           "version": "13.0.1",
           "resolved": "https://registry.npmjs.org/cacache/-/cacache-13.0.1.tgz",
@@ -1781,31 +1772,6 @@
             "unique-filename": "^1.1.1"
           }
         },
-        "chalk": {
-          "version": "4.1.0",
-          "resolved": "https://registry.npmjs.org/chalk/-/chalk-4.1.0.tgz",
-          "integrity": "sha512-qwx12AxXe2Q5xQ43Ac//I6v5aXTipYrSESdOgzrN+9XjgEpyjpKuvSGaN4qE93f7TQTlerQQ8S+EQ0EyDoVL1A==",
-          "dev": true,
-          "requires": {
-            "ansi-styles": "^4.1.0",
-            "supports-color": "^7.1.0"
-          }
-        },
-        "color-convert": {
-          "version": "2.0.1",
-          "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-2.0.1.tgz",
-          "integrity": "sha512-RRECPsj7iu/xb5oKYcsFHSppFNnsj/52OVTRKb4zP5onXwVF3zVmmToNcOfGC+CRDpfK/U584fMg38ZHCaElKQ==",
-          "dev": true,
-          "requires": {
-            "color-name": "~1.1.4"
-          }
-        },
-        "color-name": {
-          "version": "1.1.4",
-          "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.4.tgz",
-          "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==",
-          "dev": true
-        },
         "find-cache-dir": {
           "version": "3.3.1",
           "resolved": "https://registry.npmjs.org/find-cache-dir/-/find-cache-dir-3.3.1.tgz",
@@ -1827,23 +1793,6 @@
             "path-exists": "^4.0.0"
           }
         },
-        "has-flag": {
-          "version": "4.0.0",
-          "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-4.0.0.tgz",
-          "integrity": "sha512-EykJT/Q1KjTWctppgIAgfSO0tKVuZUjhgMr17kqTumMl6Afv3EISleU7qZUzoXDFTAHTDC4NOoG/ZxU3EvlMPQ==",
-          "dev": true
-        },
-        "loader-utils": {
-          "version": "2.0.0",
-          "resolved": "https://registry.npmjs.org/loader-utils/-/loader-utils-2.0.0.tgz",
-          "integrity": "sha512-rP4F0h2RaWSvPEkD7BLDFQnvSf+nK+wr3ESUjNTyAGobqrijmW92zc+SO6d4p4B1wh7+B/Jg1mkQe5NYUEHtHQ==",
-          "dev": true,
-          "requires": {
-            "big.js": "^5.2.2",
-            "emojis-list": "^3.0.0",
-            "json5": "^2.1.2"
-          }
-        },
         "locate-path": {
           "version": "5.0.0",
           "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-5.0.0.tgz",
@@ -1908,15 +1857,6 @@
             "minipass": "^3.1.1"
           }
         },
-        "supports-color": {
-          "version": "7.2.0",
-          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-7.2.0.tgz",
-          "integrity": "sha512-qpCAvRl9stuOHveKsn7HncJRvv501qIacKzQlO/+Lwxc9+0q2wLyv4Dfvt80/DPn2pqOBsJdDiogXGR9+OvwRw==",
-          "dev": true,
-          "requires": {
-            "has-flag": "^4.0.0"
-          }
-        },
         "terser-webpack-plugin": {
           "version": "2.3.8",
           "resolved": "https://registry.npmjs.org/terser-webpack-plugin/-/terser-webpack-plugin-2.3.8.tgz",
@@ -1933,17 +1873,6 @@
             "terser": "^4.6.12",
             "webpack-sources": "^1.4.3"
           }
-        },
-        "vue-loader-v16": {
-          "version": "npm:vue-loader@16.1.2",
-          "resolved": "https://registry.npmjs.org/vue-loader/-/vue-loader-16.1.2.tgz",
-          "integrity": "sha512-8QTxh+Fd+HB6fiL52iEVLKqE9N1JSlMXLR92Ijm6g8PZrwIxckgpqjPDWRP5TWxdiPaHR+alUWsnu1ShQOwt+Q==",
-          "dev": true,
-          "requires": {
-            "chalk": "^4.1.0",
-            "hash-sum": "^2.0.0",
-            "loader-utils": "^2.0.0"
-          }
         }
       }
     },
@@ -3827,9 +3756,9 @@
       }
     },
     "core-js": {
-      "version": "3.6.5",
-      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.6.5.tgz",
-      "integrity": "sha512-vZVEEwZoIsI+vPEuoF9Iqf5H7/M3eeQqWlQnYa8FSKKePuYTf5MWnxb5SDAzCa60b3JBRS5g9b+Dq7b1y/RCrA=="
+      "version": "3.12.1",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.12.1.tgz",
+      "integrity": "sha512-Ne9DKPHTObRuB09Dru5AjwKjY4cJHVGu+y5f7coGn1E9Grkc3p2iBwE9AI/nJzsE29mQF7oq+mhYYRqOMFN1Bw=="
     },
     "core-js-compat": {
       "version": "3.6.5",
@@ -11003,6 +10932,79 @@
         }
       }
     },
+    "vue-loader-v16": {
+      "version": "npm:vue-loader@16.2.0",
+      "resolved": "https://registry.npmjs.org/vue-loader/-/vue-loader-16.2.0.tgz",
+      "integrity": "sha512-TitGhqSQ61RJljMmhIGvfWzJ2zk9m1Qug049Ugml6QP3t0e95o0XJjk29roNEiPKJQBEi8Ord5hFuSuELzSp8Q==",
+      "dev": true,
+      "requires": {
+        "chalk": "^4.1.0",
+        "hash-sum": "^2.0.0",
+        "loader-utils": "^2.0.0"
+      },
+      "dependencies": {
+        "ansi-styles": {
+          "version": "4.3.0",
+          "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-4.3.0.tgz",
+          "integrity": "sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg==",
+          "dev": true,
+          "requires": {
+            "color-convert": "^2.0.1"
+          }
+        },
+        "chalk": {
+          "version": "4.1.1",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-4.1.1.tgz",
+          "integrity": "sha512-diHzdDKxcU+bAsUboHLPEDQiw0qEe0qd7SYUn3HgcFlWgbDcfLGswOHYeGrHKzG9z6UYf01d9VFMfZxPM1xZSg==",
+          "dev": true,
+          "requires": {
+            "ansi-styles": "^4.1.0",
+            "supports-color": "^7.1.0"
+          }
+        },
+        "color-convert": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-2.0.1.tgz",
+          "integrity": "sha512-RRECPsj7iu/xb5oKYcsFHSppFNnsj/52OVTRKb4zP5onXwVF3zVmmToNcOfGC+CRDpfK/U584fMg38ZHCaElKQ==",
+          "dev": true,
+          "requires": {
+            "color-name": "~1.1.4"
+          }
+        },
+        "color-name": {
+          "version": "1.1.4",
+          "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.4.tgz",
+          "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==",
+          "dev": true
+        },
+        "has-flag": {
+          "version": "4.0.0",
+          "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-4.0.0.tgz",
+          "integrity": "sha512-EykJT/Q1KjTWctppgIAgfSO0tKVuZUjhgMr17kqTumMl6Afv3EISleU7qZUzoXDFTAHTDC4NOoG/ZxU3EvlMPQ==",
+          "dev": true
+        },
+        "loader-utils": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/loader-utils/-/loader-utils-2.0.0.tgz",
+          "integrity": "sha512-rP4F0h2RaWSvPEkD7BLDFQnvSf+nK+wr3ESUjNTyAGobqrijmW92zc+SO6d4p4B1wh7+B/Jg1mkQe5NYUEHtHQ==",
+          "dev": true,
+          "requires": {
+            "big.js": "^5.2.2",
+            "emojis-list": "^3.0.0",
+            "json5": "^2.1.2"
+          }
+        },
+        "supports-color": {
+          "version": "7.2.0",
+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-7.2.0.tgz",
+          "integrity": "sha512-qpCAvRl9stuOHveKsn7HncJRvv501qIacKzQlO/+Lwxc9+0q2wLyv4Dfvt80/DPn2pqOBsJdDiogXGR9+OvwRw==",
+          "dev": true,
+          "requires": {
+            "has-flag": "^4.0.0"
+          }
+        }
+      }
+    },
     "vue-property-decorator": {
       "version": "8.5.1",
       "resolved": "https://registry.npmjs.org/vue-property-decorator/-/vue-property-decorator-8.5.1.tgz",
diff --git a/sample-app/front-end/package.json b/sample-app/front-end/package.json
index 8c41474..f4a24f5 100644
--- a/sample-app/front-end/package.json
+++ b/sample-app/front-end/package.json
@@ -11,7 +11,7 @@
     "axios": "^0.21.1",
     "bootstrap": "^4.5.2",
     "bootstrap-vue": "^2.16.0",
-    "core-js": "^3.6.5",
+    "core-js": "^3.12.1",
     "vue": "^2.6.11",
     "vue-router": "^3.2.0",
     "vue-slider-component": "^3.2.5"