babel as regular dependency for heroku

api/package.json

@@ -11,6 +11,11 @@
     "npm": "6.14.5"
   },
   "dependencies": {
+    "@babel/cli": "7.8.4",
+    "@babel/core": "7.9.6",
+    "@babel/node": "7.8.7",
+    "@babel/plugin-proposal-class-properties": "7.8.3",
+    "@babel/preset-env": "7.9.6",
     "cacheman": "2.2.1",
     "cacheman-file": "0.2.1",
     "compression": "1.7.4",
@@ -23,11 +28,6 @@
     "puppeteer": "3.1.0"
   },
   "devDependencies": {
-    "@babel/cli": "7.8.4",
-    "@babel/core": "7.9.6",
-    "@babel/node": "7.8.7",
-    "@babel/plugin-proposal-class-properties": "7.8.3",
-    "@babel/preset-env": "7.9.6",
     "babel-eslint": "10.1.0",
     "eslint": "^6.8.0",
     "eslint-config-airbnb": "18.1.0",