[WIP] Add option to resume game

[coditva]

No description provided.

[codecov]

Codecov Report

Merging #36 into master will decrease coverage by 0.24%.
The diff coverage is 50%.

@@            Coverage Diff             @@
##           master      #36      +/-   ##
==========================================
- Coverage    92.5%   92.26%   -0.25%     
==========================================
  Files          17       17              
  Lines         347      349       +2     
==========================================
+ Hits          321      322       +1     
- Misses         26       27       +1

Impacted Files	Coverage Δ
lib/Stack.lua	94.44% <50%> (-5.56%)	⬇️

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