Implements /healthz. Updates Node

Author: zrrrzzt

Dockerfile

@@ -1,5 +1,5 @@
 # Setting the base to docker-node-unoconv
-FROM telemark/docker-node-unoconv:8.7.0
+FROM telemark/docker-node-unoconv:8.8.1
 
 # Maintainer
 MAINTAINER Geir Gåsodden

README.md

@@ -41,6 +41,18 @@ To see formats for a given type ```/unoconv/formats/{document|graphics|presentat
 
 To see all versions of installed dependencies lookup ```/unoconv/versions```
 
+### Healthz
+
+Are we alive? ```/healthz```
+
+returns
+
+```JavaScript
+{
+  uptime: 18.849
+}
+```
+
 ## Environment
 
 You can change the webservice port and filesize-limit by changing environment variables.

handlers/index.js

@@ -81,5 +81,5 @@ module.exports.showVersions = (request, reply) => {
 }
 
 module.exports.healthcheck = (request, reply) => {
-  reply('ok')
+  reply({uptime: process.uptime()})
 }

package.json

@@ -1,6 +1,6 @@
 {
   "name": "tfk-api-unoconv",
-  "version": "3.1.1",
+  "version": "3.2.0",
   "private": true,
   "description": "Unoconv as a webservice",
   "author": {
@@ -15,7 +15,7 @@
   "homepage": "https://github.com/zrrrzzt/tfk-api-unoconv",
   "main": "index.js",
   "engines": {
-    "node": ">=8.7.0"
+    "node": ">=8.8.1"
   },
   "scripts": {
     "test": "standard && nsp check && tap --reporter=spec test/**/*.js",