[feat] Assemble can use conda-lock to create the environment

[nh13]

Solves #21

Needs tests.

[codecov-commenter]

Codecov Report

Merging #35 (2d180df) into main (c2e2345) will increase coverage by 1.5%.
The diff coverage is 80.3%.

@@           Coverage Diff           @@
##            main     #35     +/-   ##
=======================================
+ Coverage   89.7%   91.3%   +1.5%     
=======================================
  Files         20      23      +3     
  Lines        539     565     +26     
  Branches       2       2             
=======================================
+ Hits         484     516     +32     
+ Misses        55      49      -6     

[nh13]

@leeleavitt this may be of interest to you.