Fix/aws account misdirection

[chrisbc]

addresses the fact finding part of #34 by

• capturing the LLM assisted issue diagnosis session.
• adds diagnostic output show which AWS account the CD environment is using
• fails early if the incorrect account is found

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 89.50%. Comparing base (aff9055) to head (8e24706).
⚠️ Report is 5 commits behind head on deploy-test.

Additional details and impacted files

@@             Coverage Diff              @@
##           deploy-test      #35   +/-   ##
============================================
  Coverage        89.50%   89.50%           
============================================
  Files               14       14           
  Lines              486      486           
  Branches            33       33           
============================================
  Hits               435      435           
  Misses              43       43           
  Partials             8        8           

Flag	Coverage Δ
unittests	89.50% <ø> (ø)

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