USAGE.md - how to login from command line

USAGE.md

@@ -23,19 +23,30 @@ Q: How do I get an Access Token?
 
 A: Using a Browser, Login via the web interface once.
 
-Then, after successful login, use the Browser's developer tools (F11 or CTRL+Shift+I) to find the value of the `Authorization` HTTP-header for your login request.  
-This will look like this:
+Then, after successful login, use the Browser's developer tools (F11 or CTRL+Shift+I) to find the value of the `Authorization` HTTP-header for your login request.
+
+This header will look like this:
 `Authorization:  "Bearer eQv809NUzP4447eD3Ws4dBwCOFvf0E8I`
 
 Copy the value after `Bearer`.  
 Here you would need `eQv809NUzP4447eD3Ws4dBwCOFvf0E8I`.
 
-Enter this into line 1 of `src/config.js`, or export it as a shell environment variable `token`:  
-`export token=eQv809NUzP4447eD3Ws4dBwCOFvf0E8I`.
+### Alternative: Login from command-line
+
+You can also isue a HTTP POST request, e.g. with *curl* and *jq*:
+
+`curl -F 'username=...' -F 'password=...'  -sL https://data.icdp-online.org/mdis/internal/api/v1/auth/login  | jq -r .token`
 
-See also "Configuration" section at [bottom of page](#configuration)
+Result:
+
+`6WrBVjnXUIwJRYzaxesCQGdptG5q-FFu`
+
+### Include the Token in your scripts
+
+Enter this into line 1 of `src/config.js`, or export it as a shell environment variable `token`:  
+`export token=eQv809NUzP4447eD3Ws4dBwCOFvf0E8I`. (You must use a different value for your token.)
 
-TODO: enable login from command-line
+See also "Configuration" section at [bottom of page](#configuration).
 
 ### Node v14+ required
 
@@ -45,7 +56,7 @@ Written in Javascript for the Node Platform v14+. You *must* use node v14+, beca
 
 First, look at the `bin/` subdirectory to execute Shell scripts, or enter the `src/` subdirectory to execute Node scripts.
 
-For regular usage, call the scripts from the parent directory.
+For regular usage, set the working directory to the parent directory of `bin/` and `src/`, and call the scripts from there.
 
 -----
 
@@ -413,7 +424,7 @@ node list-values.js -n  CITIES -e
 
 To use the scripts you must get a [Bearer token](https://data.icdp-online.org/mdis-docs/guide/rest-api/#security) for the REST API first. Add it either as an environment variable (`export token=thiSisWHatAtOKENlooKSLikE`), or insert it at the top of the `src/config` file.
 
-Example.
+#### Example
 
 Response for a user that has an expired token, and not enough privileges to add new data.
 

src/config.js

-let token = process.env.token || "vlR4K7hb6YDoQGddGSuVoWe0N2g1VFr8"
+let token = process.env.token || "jJsJJOQovOiybDTraBrLw4Gg6Axyzcb3"
 let config = {
   token: token,
   endpoint: {