remove codecov, use pw oxlint preset

[bartveneman]

No description provided.

[github-actions]

📊 Dependency Size Changes

Note

🎉 This PR removes 26.8 MB of dependencies.

📦 Package	📏 Size
@codecov/bundler-plugin-core@2.0.1	-8.9 MB
@octokit/openapi-types@27.0.0	-4.8 MB
zod@3.25.76	-3.6 MB
rollup@4.59.0	-2.8 MB
@rollup/rollup-linux-x64-gnu@4.59.0	-2 MB
@octokit/plugin-rest-endpoint-methods@17.0.0	-1.4 MB
undici@6.25.0	-1.2 MB
acorn@8.16.0	-558.6 kB
@octokit/types@16.0.0	-293.8 kB
unplugin@1.16.1	-192.6 kB
@octokit/plugin-paginate-rest@14.0.0	-192 kB
@actions/core@3.0.0	-86.2 kB
@actions/http-client@3.0.2	-78.1 kB
@actions/http-client@4.0.0	-76.2 kB
tunnel@0.0.6	-64.9 kB
@octokit/endpoint@11.0.3	-59.5 kB
@codecov/rollup-plugin@2.0.1	-54.4 kB
@actions/exec@3.0.0	-54 kB
json-with-bigint@3.5.8	-47.3 kB
webpack-virtual-modules@0.6.2	-46.5 kB
@octokit/request@10.0.8	-46.3 kB
@actions/io@3.0.2	-37 kB
before-after-hook@4.0.0	-35.6 kB
chalk@4.1.2	-35 kB
@octokit/graphql@9.0.3	-28.8 kB
color-convert@2.0.1	-27.2 kB
@types/estree@1.0.8	-26.2 kB
@octokit/core@7.0.6	-23.2 kB
fast-content-type-parse@3.0.0	-22.9 kB
@actions/github@9.1.0	-22.2 kB
@octokit/auth-token@6.0.0	-19.1 kB
ansi-styles@4.3.0	-17 kB
universal-user-agent@7.0.3	-10.1 kB
color-name@1.1.4	-6.7 kB
@octokit/request-error@7.1.0	-6.5 kB
@projectwallace/preset-oxlint@0.0.11	6.1 kB

Total size change: -26.8 MB

🎉 Package Size Decrease

📦 Package	📏 Base Size	📏 Source Size	📈 Size Change
@projectwallace/css-analyzer	22.2 kB	22.2 kB	-5 B