Update docker file healthcheck to use /healthcheck instead of /ping

Dockerfile

@@ -25,5 +25,5 @@ HEALTHCHECK \
     --interval=30s \
     --timeout=3s \
     --start-period=10s \
-    CMD curl -f http://127.0.0.1/ping || exit 1
+    CMD curl -f http://127.0.0.1/healthcheck || exit 1
 CMD ["npm", "start"]

server/Server.js

@@ -255,6 +255,7 @@ class Server {
       Logger.info('Recieved ping')
       res.json({ success: true })
     })
+    app.get('/healthcheck', (req, res) => res.sendStatus(200))
 
     this.server.listen(this.Port, this.Host, () => {
       Logger.info(`Listening on http://${this.Host}:${this.Port}`)