chore(py): release qis-compiler 0.3.0

[hugrbot]

🤖 I have created a release beep boop

0.3.0 (2026-04-20)

⚠ BREAKING CHANGES

• Renamed
• Updated public hugr dependency to 0.26.0.

Features

• Follow pass scopes in composable passes (#1429) (ae0016c)
• Move hugr-passes implementations to tket::passes (#1487) (cc5ca5c)
• Pass scopes in python API, update to hugr-py 0.16 (#1464) (369aba2)
• Update to hugr 0.26.0 (#1448) (f43a877)
• use compliant llvm + tket artifacts from hugrverse-env (#1471) (6faaf41)

Bug Fixes

• Bundle additional extensions while roundtripping to rust in tket passes (#1372) (225a7fc)

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 83.82%. Comparing base (680ba72) to head (81ad3be).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1381   +/-   ##
=======================================
  Coverage   83.82%   83.82%           
=======================================
  Files         187      187           
  Lines       28954    28954           
  Branches    27875    27875           
=======================================
  Hits        24271    24271           
  Misses       3522     3522           
  Partials     1161     1161           

Flag	Coverage Δ
qis-compiler	91.66% <ø> (ø)

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