initial commit 'architecture'

README.md

-# platform-docs
+# documents regarding the OEA platform
+
+## architecture
+
+[architecture.graphml](architecture.graphml) has been created and therefore can be opened/viewed/edited with [yEd Graph Editor](https://www.yworks.com/products/yed).
+Alternatively you can take a look at [architecture.pdf](architecture.pdf).
+
+## OEA
+
+Visit [https://openeducation.at/](https://openeducation.at/) for more information on OEA / Open Education Austria.
+
+---
+This work is licensed under a [Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License](https://creativecommons.org/licenses/by-nc-sa/4.0/).
+