ZO-4649: calculate checksum of article body and compare against tts audio before adding audio reference #24

All 2 681 tests pass, 56 skipped in 9m 15s

2 files 2 suites 9m 15s ⏱️
2 737 tests 2 681 ✅ 56 💤 0 ❌
2 766 runs 2 710 ✅ 56 💤 0 ❌

Results for commit 34ecd6f.