Add ArchonController.write_line()

[albireox]

No description provided.

[codecov]

Codecov Report

Merging #38 (26e4ab5) into main (798a58f) will decrease coverage by 0.3%.
The diff coverage is 81.1%.

@@           Coverage Diff           @@
##            main     #38     +/-   ##
=======================================
- Coverage   89.8%   89.6%   -0.2%     
=======================================
  Files         20      20             
  Lines       1545    1582     +37     
  Branches     290     304     +14     
=======================================
+ Hits        1387    1417     +30     
- Misses       110     112      +2     
- Partials      48      53      +5     

Impacted Files	Coverage Δ
archon/controller/controller.py	93.1% <80.6%> (-0.9%)	⬇️
archon/actor/actor.py	83.8% <100.0%> (+0.3%)	⬆️

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