add healthcheck

Dockerfile

···
-FROM node:lts-alpine3.17 AS install
+FROM node:lts-alpine3.18 AS install
 
 WORKDIR /usr/src/app
 
···
 
 COPY . .
 
-FROM node:lts-alpine3.17
+FROM node:lts-alpine3.18
+
+HEALTHCHECK  --timeout=3s \
+  CMD curl --fail http://localhost:8080/healthcheck || exit 1
+RUN apk add --no-cache curl
 
 WORKDIR /usr/src/app
 

Web.js

···
             res.sendFile(path.join(__dirname, 'views', 'index.html'));
         });
 
+        app.get('/healthcheck', (req, res) => {
+            res.send('Healthy');
+        });
+
         app.get('/*', (req, res) => {
             if (req.useragent.isBot) {
                 let components = req.url.split('/');

package-lock.json

···
 {
   "name": "rickognito",
-  "version": "0.0.3",
+  "version": "0.0.4",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "rickognito",
-      "version": "0.0.3",
+      "version": "0.0.4",
       "license": "MIT",
       "dependencies": {
         "express": "4.18.2",

package.json

···
 {
   "name": "rickognito",
-  "version": "0.0.3",
+  "version": "0.0.4",
   "description": "Disguise a rickroll",
   "main": "index.js",
   "scripts": {