fix: package.json, package-lock.json & .snyk to reduce vulnerabilities

The following vulnerabilities are fixed with a Snyk patch:
- https://snyk.io/vuln/SNYK-JS-LODASH-567746

Author: snyk-bot

package.json

@@ -10,7 +10,9 @@
     "test:coverage": "./node_modules/.bin/nyc npm test",
     "test:functional": "./node_modules/.bin/mocha --reporter spec ./test/functional",
     "test:all": "./node_modules/.bin/run-s test:functional test:coverage",
-    "docker:status": "node src/healthcheck"
+    "docker:status": "node src/healthcheck",
+    "snyk-protect": "snyk protect",
+    "prepare": "npm run snyk-protect"
   },
   "repository": {
     "type": "git",
@@ -42,7 +44,8 @@
     "lodash": "^4.17.13",
     "mongoose": "^5.7.5",
     "uuid": "^3.3.2",
-    "winston": "^3.2.1"
+    "winston": "^3.2.1",
+    "snyk": "^1.316.1"
   },
   "engines": {
     "node": ">=8.0"
@@ -88,5 +91,6 @@
       "data/**/*"
     ],
     "all": true
-  }
+  },
+  "snyk": true
 }