Update file README.md

README.md

 # ms-converter-GUI
 
 
-A web interface to the converter service available at [NFDI4chem-Converter-Service](https://nfdi4chem-msconverter.zih.tu-dresden.de/api-docs#/)
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+A web interface to the converter service available at [NFDI4chem-Converter-Service](https://nfdi4chem-msconverter.zih.tu-dresden.de/api-docs#/)
+
+## Instructions
+### Steps
+1. Git clont the repository `git clone https://git.rwth-aachen.de/linsherpa/ms-converter-gui.git` 
+2. Add your S3 credentials on path `credentials/.env`
+3. Create a docker image `docker build -t < image-name > .`
+4. Run a container at port 5000 (by default)
+`docker run -d -ti -p 5000:5000 --name < name of the container > < name of the docker image: set earlier >`
+5. The Web service will be available on ```http://localhost:5000```
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