fix: recursively extract all assets from all child compilations

[wood1986]

fix #210

[codecov-io]

Codecov Report

Merging #211 into master will not change coverage.
The diff coverage is 100%.

@@          Coverage Diff          @@
##           master   #211   +/-   ##
=====================================
  Coverage     100%   100%           
=====================================
  Files           4      4           
  Lines         128    132    +4     
  Branches       26     26           
=====================================
+ Hits          128    132    +4

Impacted Files	Coverage Δ
lib/plugin.js	100% <100%> (ø)	⬆️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update b55ac5d...4a6cb46. Read the comment docs.

[shellscape]

@wood1986 Thanks for opening this PR a while back, and I'm sorry that it didn't get attention sooner. We've landed a major refactor in #222 that has resulted in some significant conflicts. Moving forward, we'll recommend the fix mentioned in #210 (comment)