removed shelly product picture and added skelleton for presentation

docs/dashboard/docs/csv-import.md

@@ -20,8 +20,6 @@ As the CSV is reachable by Grafana, you can create a data source, there.
 
 ![Mounting a CSV file](./images/grafana-csv-data-source.png)
 
-> grafana.ini is also mounted from [this repository](../grafana.ini). So local data mode is enabled.
-
 Whith Grafana having access to data in the CSV file, it's easy to access this data to create a dashboard.
 
 ![Using CSV data](./images/grafana-csv-data.png)

docs/shelly/README.md

@@ -2,8 +2,6 @@
 
 Shelly Plugs S are quite cheap but relatively accurate to measure power consumptions less than 2.5 kW.
 
-![Shelly Plug](https://shelly.hr/wp-content/uploads/2020/11/shelly_plug_s_1-1.jpg)
-
 In our [smart-energy-montior](https://code.curious.bio/curious.bio/smart-energy-monitor) project we already have set up a Shelly using Tasmota, on Open Source alternative firmware, that also runs on various other consumer off the shelf devices.
 
 

docs/workshop/README.md

@@ -0,0 +1,13 @@
+---
+marp: true
+---
+
+# IoT Prototype
+
+Start writing!
+
+---
+
+# Next slide
+ 
+And this will be the next slide.