feat: better import attribute support.

[knightedcodemonkey]

• fixes Support with { type: "css" } import attribute. #52

[codecov]

Codecov Report

❌ Patch coverage is 78.04878% with 36 lines in your changes missing coverage. Please review.
✅ Project coverage is 91.86%. Comparing base (d0bda67) to head (c6fdbc1).
⚠️ Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
packages/css/src/moduleGraph.ts	78.04%	36 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #53      +/-   ##
==========================================
- Coverage   92.54%   91.86%   -0.69%     
==========================================
  Files          12       12              
  Lines        3126     3281     +155     
  Branches      550      572      +22     
==========================================
+ Hits         2893     3014     +121     
- Misses        210      244      +34     
  Partials       23       23              

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[Copilot]

Pull request overview

This pull request adds comprehensive support for CSS import attributes (with { type: "css" }) to the @knighted/css module graph walker. The feature enables the library to recognize and handle CSS imports that use import attributes, including extensionless imports, aliased specifiers, and static dynamic imports.

Changes:

• Enhanced module graph walker to detect and handle with { type: "css" } and legacy assert { type: "css" } import attributes
• Added 7 comprehensive test cases covering static imports, dynamic imports, re-exports, extensionless specifiers, and path-mapped imports
• Created Playwright fixtures demonstrating both bundled and native (no-bundler) import attribute workflows
• Updated documentation across README files to explain the new attribute-aware import functionality
• Bumped package version from 1.0.9 to 1.0.10

Reviewed changes

Copilot reviewed 17 out of 18 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
packages/css/src/moduleGraph.ts	Core implementation: added ExtractedSpecifier type, attribute extraction functions, and logic to treat attribute-marked imports as CSS regardless of file extension
packages/css/test/moduleGraph.test.ts	Added 7 test cases covering import attributes with various syntax forms, extensionless imports, path mappings, re-exports, and dynamic imports
packages/playwright/test/native-attr.spec.ts	New Playwright test for native CSS import attributes without bundler (Chromium-only)
packages/playwright/test/lit-react.spec.ts	Added test case for bundled attribute import card
packages/playwright/src/native-attr/*	New demo files showing native CSS module import with attribute syntax
packages/playwright/src/lit-react/cards/attr-import-card/*	New card component demonstrating bundled import attributes
packages/playwright/rspack.config.js	Added .css to resolve extensions to support extensionless attribute imports
packages/playwright/package.json	Updated @knighted/css dependency to 1.0.10
packages/css/package.json	Bumped version to 1.0.10
packages/css/README.md	Updated feature list to mention import attribute support
README.md	Added "Attribute-aware imports" bullet to feature overview
packages/playwright/README.md	Expanded to document three test scenarios including native import attributes
package-lock.json	Updated lock file with new version references

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