updated readme links and headings

README.md

@@ -1,8 +1,21 @@
 # mindmap-2021-threats
 This repo contains mindmaps based on published and public 2021 security threat reports.
 
-## Online Mindmap Viewer
+## Red Canary Threat Detection Report
+
+source: https://redcanary.com/threat-detection-report/
+
+### Mindmap
 
 To view the latest mindmap online you can use the this draw.io link: 
-* [🌐 Draw.io Viewer](https://www.draw.io?lightbox=1&edit=_blank#Uhttps%3A%2F%2Fraw.githubusercontent.com%2Fdrsh0%2Fmindmap-2021-threats%2Fmain%2Fthreat-detection-report-redcanary.drawio)
+* [🌐 Draw.io Online Viewer 🖥/📱](https://www.draw.io?lightbox=1&edit=_blank#Uhttps%3A%2F%2Fraw.githubusercontent.com%2Fdrsh0%2Fmindmap-2021-threats%2Fmain%2Fthreat-detection-report-redcanary.drawio)
 * [🖊 Draw.io Editor](https://www.draw.io#Uhttps%3A%2F%2Fraw.githubusercontent.com%2Fdrsh0%2Fmindmap-2021-threats%2Fmain%2Fthreat-detection-report-redcanary.drawio)
+
+## Built With
+
+* [draw.io](https://app.diagrams.net/)
+* [draw.io tools](https://jgraph.github.io/drawio-tools/tools/viewer.html)
+
+## TODO
+
+- [ ] integrate github actions [1](https://github.com/marketplace/actions/actions-drawio), [2](https://github.com/rlespinasse/drawio-export-action) to auto export `.drawio` files to png, pdf etc.