Show ApplyButton's preparing state when a command is being prepared #856

All 837 tests pass, 5 skipped in 27m 50s

1 files ±0 1 suites ±0 27m 50s ⏱️ +30s
842 tests +1 837 ✅ +2 5 💤 +1 0 ❌ ±0
847 runs +1 842 ✅ +4 5 💤 +1 0 ❌ - 2

Results for commit d4c8cf7. ± Comparison against earlier commit da1e0b1.