CI: try to make containerization more explicit

[LebedevRI]

No description provided.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 90.73%. Comparing base (84cf6d8) to head (cea6bb5).
⚠️ Report is 3 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #100   +/-   ##
=======================================
  Coverage   90.73%   90.73%           
=======================================
  Files          76       76           
  Lines        3507     3507           
  Branches     3507     3507           
=======================================
  Hits         3182     3182           
  Misses        277      277           
  Partials       48       48           

Components	Coverage Δ
source code	90.73% <ø> (ø)
tests	∅ <ø> (∅)

Flag	Coverage Δ
LLVM=19	90.73% <ø> (ø)
endianness=little	90.73% <ø> (ø)
host=aarch64	90.73% <ø> (ø)
host=x86_64	90.73% <ø> (ø)
linux	90.73% <ø> (ø)
macos	90.73% <ø> (ø)
profile=dev	90.73% <ø> (ø)
profile=release	90.73% <ø> (ø)
rust=aarch64-pc-windows-msvc	90.73% <ø> (ø)
rust=aarch64-unknown-linux-gnu	90.73% <ø> (ø)
rust=nightly	90.73% <ø> (ø)
rust=stable	90.73% <ø> (ø)
rust=x86_64-pc-windows-msvc	90.73% <ø> (ø)
rust=x86_64-unknown-linux-gnu	90.73% <ø> (ø)
target=aarch64	90.73% <ø> (ø)
target=x86_64	90.73% <ø> (ø)

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