Update README

README.md

@@ -6,13 +6,15 @@ Online monitoring suite for the KM3NeT neutrino detectors.
 
 ## Requirements
 
- - Docker and Docker Compose
+ - Docker
 
 Everything is containerised, so no need to install other software. The version
-of the pre-built Docker images is determined by the `KM3MON_VERSION` variable
+of the pre-built Docker base images is determined by the `KM3MON_VERSION` variable
 in the `.env` file (see `example.env`). Ideally, you want to keep the same version
-as the checked out Git tag. If you want to experiment around, feel free to
-uncomment the `build` lines in the `docker-compose.yml`.
+as the checked out Git tag, but scripts which are not part of the base images can
+be updated independently. The `backend` for example contains a lot of Python scripts
+which can easily be updated without touching the base image, that only consists of
+a Python installation with the required packages.
 
 ## Setup
 
@@ -57,6 +59,13 @@ to a number of lines `--tail=N`, e.g.
 The `SERVICE_NAME` can be any of `backend`, `frontend`, `ligier`, `ligiermirror`,
 `ligierlogmirror`, `reco` or `livelog`.
 
+## Back-end configuration file
+
+The file `backend/pipeline.toml` is the heart of most monitoring processes and
+can be used to set different kind of parameters, like plot attributes or ranges.
+That configuration file is accessibe within each Python script under
+`backend/scripts`.
+
 The monitoring back-end is running inside a Docker container and controlled
 by `supervisord`. You can enter the `backend` with
 
@@ -101,10 +110,13 @@ a group of processes. Use the ``supervisorctl help`` to find out more and
 ``supervisorctl help COMMAND`` to get a detailed description of the
 corresponding command.
 
-## Back-end configuration file
+## Frontent
 
-The file `backend/pipeline.toml` is the heart of all monitoring processes and
-can be used to set different kind of parameters, like plot attributes or ranges.
+The frontend is a simple webserver and uses HTML templates to render the websites.
+The layout of the plots can be changed in `frontend/app/routes.py` using nested lists.
+Each URL endpoint can be assigned to a specific function which uses a specific template
+to render the actual page. The templates for the base layout (incuding the menubar) and
+each page are under `frontend/app/templates`.
 
 ## Chatbot