Multiple system packages

[raviqqe]

Close #584.

[codecov-commenter]

Codecov Report

Merging #744 (ecd0e0c) into main (38e2bce) will decrease coverage by 0.23%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##             main     #744      +/-   ##
==========================================
- Coverage   85.57%   85.33%   -0.24%     
==========================================
  Files         311      311              
  Lines       28937    29017      +80     
==========================================
  Hits        24763    24763              
- Misses       4174     4254      +80     

Impacted Files	Coverage Δ
cmd/pen/src/application_configuration.rs	0.00% <0.00%> (ø)
cmd/pen/src/main.rs	0.42% <0.00%> (-0.03%)	⬇️
lib/app/src/error.rs	0.00% <ø> (ø)
...b/app/src/external_package_configuration_reader.rs	0.00% <0.00%> (ø)
lib/app/src/infra/main_module_target.rs	0.00% <0.00%> (ø)
lib/app/src/module_compiler.rs	0.00% <0.00%> (ø)
...le_compiler/main_module_configuration_qualifier.rs	0.00% <0.00%> (ø)
lib/app/src/package_build_script_compiler.rs	0.00% <0.00%> (ø)
lib/app/src/system_package_finder.rs	0.00% <0.00%> (ø)
lib/hir-mir/src/lib.rs	88.14% <0.00%> (-1.06%)	⬇️
... and 4 more

---

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 38e2bce...ecd0e0c. Read the comment docs.