Moved default min tank reserve to library #868

All 968 tests pass in 21s

2 files ±0 2 suites ±0 21s ⏱️ -8s
968 tests ±0 968 ✅ ±0 0 💤 ±0 0 ❌ ±0
971 runs ±0 971 ✅ ±0 0 💤 ±0 0 ❌ ±0

Results for commit 35ada0f. ± Comparison against earlier commit 328b6de.