upgrade to dart 3

[schultek]

Description

Type of Change

• [ ] ✨ New feature (non-breaking change which adds functionality)
• [ ] 🛠️ Bug fix (non-breaking change which fixes an issue)
• [ ] ❌ Breaking change (fix or feature that would cause existing functionality to change)
• [ ] 🧹 Code refactor
• [ ] 📝 Documentation
• [ ] 🗑️ Chore

Ready Checklist

• [ ] I've read the Contribution Guide.
• [ ] In case this PR changes one of the core packages, I've modified the respective CHANGELOG.md file using the semantic_changelog format.
• [ ] I updated/added relevant documentation (doc comments with ///).

If you need help, consider asking for advice on the #contribute channel on Discord.

[docs-page[bot]]

To view this pull requests documentation preview, visit the following URL:

docs.page/schultek/jaspr~88

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[github-actions[bot]]

Package Version Report

The following packages have been updated: jaspr : 0.3.0 -> 0.4.0 jaspr_builder : 0.3.0 -> 0.4.0 jaspr_cli : 0.3.0 -> 0.4.0 jaspr_riverpod : 0.3.0 -> 0.3.1 jaspr_router : 0.1.0 -> 0.1.1 jaspr_test : 0.3.0 -> 0.4.0

[codecov[bot]]

Codecov Report

Patch coverage: 78.57% and no project coverage change.

Comparison is base (a4fdd88) 64.45% compared to head (e3c6ac0) 64.45%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #88 +/- ## ======================================= Coverage 64.45% 64.45% ======================================= Files 80 80 Lines 3261 3261 ======================================= Hits 2102 2102 Misses 1159 1159 ``` | [Impacted Files](https://app.codecov.io/gh/schultek/jaspr/pull/88?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Kilian+Schulte) | Coverage Δ | | |---|---|---| | [...ages/jaspr/lib/src/foundation/change\_notifier.dart](https://app.codecov.io/gh/schultek/jaspr/pull/88?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Kilian+Schulte#diff-cGFja2FnZXMvamFzcHIvbGliL3NyYy9mb3VuZGF0aW9uL2NoYW5nZV9ub3RpZmllci5kYXJ0) | `28.88% <0.00%> (ø)` | | | [...lib/src/change\_notifier\_provider/auto\_dispose.dart](https://app.codecov.io/gh/schultek/jaspr/pull/88?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Kilian+Schulte#diff-cGFja2FnZXMvamFzcHJfcml2ZXJwb2QvbGliL3NyYy9jaGFuZ2Vfbm90aWZpZXJfcHJvdmlkZXIvYXV0b19kaXNwb3NlLmRhcnQ=) | `0.00% <ø> (ø)` | | | [...es/jaspr/lib/src/framework/stateful\_component.dart](https://app.codecov.io/gh/schultek/jaspr/pull/88?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Kilian+Schulte#diff-cGFja2FnZXMvamFzcHIvbGliL3NyYy9mcmFtZXdvcmsvc3RhdGVmdWxfY29tcG9uZW50LmRhcnQ=) | `84.49% <75.00%> (ø)` | | | [packages/jaspr/lib/src/browser/dom\_renderer.dart](https://app.codecov.io/gh/schultek/jaspr/pull/88?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Kilian+Schulte#diff-cGFja2FnZXMvamFzcHIvbGliL3NyYy9icm93c2VyL2RvbV9yZW5kZXJlci5kYXJ0) | `68.29% <100.00%> (ø)` | | | [packages/jaspr/lib/src/framework/render\_scope.dart](https://app.codecov.io/gh/schultek/jaspr/pull/88?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Kilian+Schulte#diff-cGFja2FnZXMvamFzcHIvbGliL3NyYy9mcmFtZXdvcmsvcmVuZGVyX3Njb3BlLmRhcnQ=) | `49.09% <100.00%> (ø)` | | | [packages/jaspr/lib/src/server/markup\_renderer.dart](https://app.codecov.io/gh/schultek/jaspr/pull/88?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Kilian+Schulte#diff-cGFja2FnZXMvamFzcHIvbGliL3NyYy9zZXJ2ZXIvbWFya3VwX3JlbmRlcmVyLmRhcnQ=) | `87.80% <100.00%> (ø)` | | | [packages/jaspr/lib/src/server/server\_handler.dart](https://app.codecov.io/gh/schultek/jaspr/pull/88?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Kilian+Schulte#diff-cGFja2FnZXMvamFzcHIvbGliL3NyYy9zZXJ2ZXIvc2VydmVyX2hhbmRsZXIuZGFydA==) | `45.65% <100.00%> (ø)` | |

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