From e2f6fd89c18f943969ffa1abf75d5e074152fb4d Mon Sep 17 00:00:00 2001
From: schneefux <schneefux+commit@schneefux.xyz>
Date: Mon, 7 May 2018 09:58:54 +0200
Subject: document the backend a lil bit

---
 README                  |   8 ++++++++
 assets/backend-flow.png | Bin 0 -> 44299 bytes
 2 files changed, 8 insertions(+)
 create mode 100644 assets/backend-flow.png

diff --git a/README b/README
index ceaad3b..bd24adc 100644
--- a/README
+++ b/README
@@ -8,3 +8,11 @@
 ## Updating the data
 
 `npm run backend`
+
+## Overview
+
+![backend flowchart](assets/backend-flow.png)
+
+The `/matches` endpoint is called in equidistant intervals for a small set of matches. An hour of each set is aggregated and stored in a timestamped json. All timestamped jsons are aggregated and generate the output report json.
+
+The code was written with [Ramda](https://ramdajs.com) as an excercise in functional programming with JavaScript.
diff --git a/assets/backend-flow.png b/assets/backend-flow.png
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