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Hash CSS module class names relative to the repository root #5985

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Merged
Eugene (OEvgeny) merged 3 commits into from
Oct 30, 2026
+8 −1
Merged

Hash CSS module class names relative to the repository root #5985

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1617680
Hash CSS module class names relative to the repository root
Oct 29, 2026
068c0dc
Add the changelog fragment
Oct 30, 2026
80a395d
Capitalize the changelog entry
Oct 30, 2026
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3 changes: 3 additions & 0 deletions .changelog/5985-fix-css-module-hash-project-root.md
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Original file line number Diff line number Diff line change
@@ -0,0 +1,3 @@
### Changed

- Hashed CSS class names no longer depend on the build machine's checkout path, in PR [#5985](https://github.com/microsoft/BotFramework-WebChat/pull/5985), by [@OEvgeny](https://github.com/OEvgeny)
6 changes: 5 additions & 1 deletion esbuildPlugins.mjs
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@@ -1,3 +1,4 @@
import { fileURLToPath } from 'url';
import lightningCssPlugin from 'unplugin-lightningcss/esbuild';

// Due to a bug in unplugin, we cannot use the Lightning CSS unplugin directly.
Expand All @@ -18,7 +19,10 @@ const cssPlugin = {
animation: false,
grid: false,
customIdents: false
}
},
// Hashed class names come from the file path relative to this folder (the repository root):
// the same on every machine, and different for modules at the same path in different packages.
projectRoot: fileURLToPath(new URL('.', import.meta.url))
}
}).setup({
...build,
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