[Fix] Traefik service and configured routing for /gest endpoints

Gestion/vue.config.js

 module.exports = {
   devServer: {
-    host: 'localhost',
     port: 8080,
-    https: false
-    //host: 'canap-gest-dev.local',
-    //port: 8080,
-    //https: true
-  }
+    https: false,
+    disableHostCheck: true,
+  },
+  publicPath: "/gest"
 }
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