Add logs

migrations/1508261875640-logs.js

@@ -0,0 +1,18 @@
+var db = require('./db')
+
+exports.up = function (next) {
+  const sql =
+    [`create table logs (
+    id uuid PRIMARY KEY,
+    device_id text,
+    log_level text,
+    timestamp timestamptz,
+    message text)`
+    ]
+
+  db.multi(sql, next)
+}
+
+exports.down = function (next) {
+  next()
+}