Refactor: seamless `unstable` to `stable` transition in WASM client #6894

All 1 247 tests pass in 9m 34s

4 files ±0 53 suites ±0 9m 34s ⏱️ +7s
1 247 tests ±0 1 247 ✅ ±0 0 💤 ±0 0 ❌ ±0
1 458 runs ±0 1 458 ✅ ±0 0 💤 ±0 0 ❌ ±0

Results for commit b0eaa98. ± Comparison against earlier commit a3362fd.