diff --git a/example/front/package-lock.json b/example/front/package-lock.json
index 5980b38..da3e689 100644
--- a/example/front/package-lock.json
+++ b/example/front/package-lock.json
@@ -1537,7 +1537,9 @@
           }
         },
         "minimist": {
-          "version": "^1.2.5"
+          "version": "1.2.8",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.8.tgz",
+          "integrity": "sha512-2yyAR8qBkN3YuheJanUpWC5U3bb5osDywNB8RzDVlDwDHbocAJveqqj1u8+SVD7jkWT4yvsHCpWqqWqAxb0zCA=="
         },
         "minipass": {
           "version": "2.9.0",
@@ -1565,7 +1567,10 @@
           },
           "dependencies": {
             "minimist": {
-              "version": "^1.2.5"
+              "version": "1.2.8",
+              "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.8.tgz",
+              "integrity": "sha512-2yyAR8qBkN3YuheJanUpWC5U3bb5osDywNB8RzDVlDwDHbocAJveqqj1u8+SVD7jkWT4yvsHCpWqqWqAxb0zCA==",
+              "optional": true
             }
           }
         },
@@ -1703,7 +1708,10 @@
           },
           "dependencies": {
             "minimist": {
-              "version": "^1.2.5"
+              "version": "1.2.8",
+              "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.8.tgz",
+              "integrity": "sha512-2yyAR8qBkN3YuheJanUpWC5U3bb5osDywNB8RzDVlDwDHbocAJveqqj1u8+SVD7jkWT4yvsHCpWqqWqAxb0zCA==",
+              "optional": true
             }
           }
         },
@@ -2019,7 +2027,17 @@
       },
       "dependencies": {
         "ecstatic": {
-          "version": "^4.1.4"
+          "version": "4.1.4",
+          "resolved": "https://registry.npmjs.org/ecstatic/-/ecstatic-4.1.4.tgz",
+          "integrity": "sha512-8E4ZLK4uRuB9pwywGpy/B9vcz4gCp6IY7u4cMbeCINr/fjb1v+0wf0Ae2XlfSnG8xZYnE4uaJBjFkYI0bqcIdw==",
+          "requires": {
+            "charset": "^1.0.1",
+            "he": "^1.1.1",
+            "mime": "^2.4.1",
+            "minimist": "^1.1.0",
+            "on-finished": "^2.3.0",
+            "url-join": "^4.0.0"
+          }
         },
         "mime": {
           "version": "2.4.4",
@@ -2260,7 +2278,9 @@
       },
       "dependencies": {
         "minimist": {
-          "version": "^1.2.5"
+          "version": "1.2.8",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.8.tgz",
+          "integrity": "sha512-2yyAR8qBkN3YuheJanUpWC5U3bb5osDywNB8RzDVlDwDHbocAJveqqj1u8+SVD7jkWT4yvsHCpWqqWqAxb0zCA=="
         }
       }
     },
@@ -2302,9 +2322,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.15",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
-      "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A=="
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
     },
     "lru-cache": {
       "version": "5.1.1",
@@ -2426,7 +2446,9 @@
       }
     },
     "minimist": {
-      "version": "^1.2.5"
+      "version": "1.2.8",
+      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.8.tgz",
+      "integrity": "sha512-2yyAR8qBkN3YuheJanUpWC5U3bb5osDywNB8RzDVlDwDHbocAJveqqj1u8+SVD7jkWT4yvsHCpWqqWqAxb0zCA=="
     },
     "mississippi": {
       "version": "3.0.0",
@@ -2473,7 +2495,9 @@
       },
       "dependencies": {
         "minimist": {
-          "version": "^1.2.5"
+          "version": "1.2.8",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.8.tgz",
+          "integrity": "sha512-2yyAR8qBkN3YuheJanUpWC5U3bb5osDywNB8RzDVlDwDHbocAJveqqj1u8+SVD7jkWT4yvsHCpWqqWqAxb0zCA=="
         }
       }
     },
@@ -2659,7 +2683,9 @@
       },
       "dependencies": {
         "minimist": {
-          "version": "^1.2.5"
+          "version": "1.2.8",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.8.tgz",
+          "integrity": "sha512-2yyAR8qBkN3YuheJanUpWC5U3bb5osDywNB8RzDVlDwDHbocAJveqqj1u8+SVD7jkWT4yvsHCpWqqWqAxb0zCA=="
         }
       }
     },
@@ -3864,4 +3890,4 @@
       }
     }
   }
-}
\ No newline at end of file
+}