feat: disable swc mangle as it creates build errors (#71)

### Developer Checklist (Definition of Done)

**Issue**

- [x] All acceptance criteria from the issue are met
- [x] Tested in latest Chrome/Firefox

**UI/UX/Vis**

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**Code**

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- [x] Code is cleaned up and formatted
- [ ] Unit tests are written (frontend/backend if applicable)
- [ ] Integration tests are written (if applicable)

**PR**

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- [x] [Summary of changes](#summary-of-changes) is written


### Summary of changes

- Disable `mangle` (alongside `compress`) as it creates wrong closures,
breaking dependencies like arquero. See attached issue in comment.

### Screenshots


### Additional notes for the reviewer(s)

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Thanks for creating this pull request 🤗

Author: puehringer

config/rspack.config.js

@@ -188,10 +188,11 @@ module.exports = (webpackEnv, argv) => {
     },
     optimization: {
       minimizer: [
-        // Disable compress as it has some bugs, i.e. when using arquero#from it fails if no names are passed.
+        // Disable compress and mangle as it has some bugs, i.e. when using arquero#from it fails if no names are passed.
         // See https://github.com/web-infra-dev/rspack/issues/4980 for a discussion.
         new SwcJsMinimizerRspackPlugin({
           compress: false,
+          mangle: false,
         }),
         new SwcCssMinimizerRspackPlugin(),
       ],