Merge origin/release/1.0 into SAFETY-20

# Conflicts:
#	goodwe_controller/CHANGELOG.md

goodwe_controller/test_freeze.py

@@ -62,6 +62,13 @@ load the meter's POWER FIGURE never moved - 10130.0 W for 26 consecutive polls -
 and only the kWh registers kept `unchanged_s` at zero. See the note in
 freeze.py; it is why the fingerprint's register terms are the negative case
 rather than a nicety.
+
+⚠️ MUTATING THE MODULE THIS FILE GRADES? PURGE `__pycache__` FIRST - or run
+`tools/mutation_run.sh`, which does. `python3 -B` alone does NOT save you: it
+stops bytecode being WRITTEN, not a stale one being READ, and a size-preserving
+edit reverted inside one second is invisible to CPython's staleness test. That
+is TEST-15, and it has already turned one live mutation into a false survivor.
+Read MUTATION.md before you report a survivor.
 """
 
 import asyncio