…er (#679)

* Fix: prevent TypeError when assets or modules are undefined in analyzer

* Changelog: add entry for TypeError fix in analyzer.js (#679)

* git commit --amend --author="Srushti <srushtikondhalkar7@gmail.com>"Add real-world test scenarios for incomplete stats

* Address review feedback: remove standalone test and add to existing analyzer.js

* Add minimal stats generated with webpack-cli --stats=minimal

* Fix: use minimal-stats/stats.json in test

* fix: handle undefined chunks and modules in getBundleModules

* chore: remove unintended files

* fix: handle minimal stats and undefined chunks/modules

* feat: handle undefined assets/modules in analyzer with minimal stats support

* Restore back to original, minimal code change

This is the same code as the first commit in this PR

* Simplify test case to expect empty chart data

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Co-authored-by: Vesa Laakso <482561+valscion@users.noreply.github.com>

* svg for theme toggle

* feat: add dark mode state management and CSS variables

* feat: add ThemeToggle component with moon/sun icons

* feat: integrate ThemeToggle into sidebar with proper positioning

* style: update component styles for dark mode compatibility

* docs: update changelog with correct repository link

- Fix PR link to point to webpack/webpack-bundle-analyzer
- Add proper GitHub profile attribution @theEquinoxDev
- Follow established changelog format consistency

* Fix lint

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Co-authored-by: Vesa Laakso <482561+valscion@users.noreply.github.com>