new docs, up to installation procedure

docs/user-manual_main.adoc

@@ -1,9 +1,9 @@
-= eXP for PLD User Manual: eLabFTW to NeXus Parser for PLD Fabrications 
+= {software-name} User Manual: eLabFTW to NeXus Parser for PLD Fabrications 
 :author: Emanuele D'Amico
 :description: eLabFTW to NeXus Parser for PLD Fabrications
-:email: emanuele.damico@cnr.it
+:email: emanuele+expars@damico.ing
 :keywords: nffa-di, elabftw, nexus, parser, data science, mdmc, naples, cnr-spin, cnr, spin institute, python, hdf5, cli
-:revdate: 2026-05-13
+:revdate: 2026-05-14
 :revnumber: v0.2.1
 :revremark: alpha untested
 :stem: latexmath
@@ -11,15 +11,21 @@
 :doctype: book
 // custom attributes
 :disclamer: I'm in no position to give anyone coding/development/programming/testing tips. The only tips I can give you are based on my personal knowledge of this specific project.
-:software-name: eXParser-PLD
-:url-repo: https://gitea.damico.ing/emanuele/eXParser-PLD
-:ssh-repo: ssh://git@gitea.damico.ing/emanuele/eXParser-PLD.git
+:software-family: eXPars
+:software-name: {software-family}-PLD
+:repo-url: https://gitea.damico.ing/emanuele/eXParser-PLD
+:repo-ssh: ssh://git@gitea.damico.ing/emanuele/eXParser-PLD.git
 :elabftw-site: https://elabftw.net
 :nffa-di-site: https://nffa-di.it/en/about-us/project/
 :go-fair-site: https://www.go-fair.org/fair-principles/
+:fairmat-site: https://www.fairmat-nfdi.eu/fairmat/about-fairmat/consortium-fairmat#mission
+:ncnr-viewer: https://ncnr.nist.gov/ncnrdata/view/nexus-hdf-viewer.html
+:hdf5-viewer: https://myhdf5.hdfgroup.org/
 
 include::user-manual_intro.adoc[]
 
+include::user-manual_usage.adoc[]
+
 ///////////////////////////////////////////////////////////////////////////
 // Look out for "method-specific" comments I've left before sections
 // containing information about one method in particulare (e.g. PLD fab.)