feat: modular logging + setup wizard

server/extensions/logging/papertrail.js

@@ -0,0 +1,20 @@
+const winston = require('winston')
+
+// ------------------------------------
+// Papertrail
+// ------------------------------------
+
+module.exports = {
+  key: 'papertrail',
+  title: 'Papertrail',
+  props: ['host', 'port'],
+  init (logger, conf) {
+    require('winston-papertrail').Papertrail // eslint-disable-line no-unused-expressions
+    logger.add(winston.transports.Papertrail, {
+      host: conf.host,
+      port: conf.port,
+      level: 'warn',
+      program: 'wiki.js'
+    })
+  }
+}