Update README

README.md

 # WoT+IL OPC UA to Fiware
 
-## SUMMARY
+Component that generates interoperability between an OPC UA server and FIWARE Orion LD Context Broker, using the SHOP4CF data model.
+
+## Installing
+
+Clone the respository 
+
+Execute  ``npm install`` to download all needed extra modules
+
+## Running
+
+Execute ``ts-node upmclient.ts`` to run the component
+
+## Docker
+
+Execute ``docker build -t imagename .`` to build the image
+
+Execute ``docker run -d --env-file environment.env imagename`` to create a container using the crated image
+
+### Docker environmnet variables
+
+To configure the OPC UA server variables check the [ENV](./environment.env) file
+
+## Docker offline image generation/import
+
+To donwnload a docker image as a file execute `` docker save -o targetfilename.tar imagename ``
+
+To upload docker image from file execute `` docker load --input imagename.tar ``
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