User-migration.md

 Steps for user migration from former guifi·net to networks.guifi.net
+
+## Prepare a fresh instance
+
+Over an already existing installationation, open a shell and move to the web directory,
+
+### Remove styles
+
+```
+sudo rm -f sites/default/files/css/*
+```
+
+### Initialize database
+
+```
+drush site:install --yes
+```
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