move API routes into api subdir

node/routes/api/note_history.js

@@ -0,0 +1,14 @@
+const express = require('express');
+const router = express.Router();
+const sql = require('../../sql');
+const auth = require('../../auth');
+
+router.get('/:noteId', auth.checkApiAuth, async (req, res, next) => {
+    const noteId = req.params.noteId;
+
+    const history = await sql.getResults("select * from notes_history where note_id = ? order by date_modified desc", [noteId]);
+
+    res.send(history);
+});
+
+module.exports = router;