Describe the 2.1.2 log levels and migration cleanup
Note when the write counters start over in 2.1.1
Fix line breaks left by the source marks
Drop the source marks from the text Where a fact was observed or comes from Weishaupt's documents, the sentence says so; the rest describes the integration.
Document the integration Pages for setup, every entity, how data updates, the web interface, troubleshooting and migration, beside the register reference.