4.53.3

2025-11-19

Bug Fixes

• Fix an error where too many modules where flagged for having an unused external import (#6182)
• Fix an error where an assignment was wrongly tree-shaken when mutating it (#6183)

Pull Requests

• #6171: Add test-install CI job to test packaging, installation and importing of rollup package (@antoninkriz, @lukastaegert)
• #6174: Re-enable TypeScript test (@lukastaegert)
• #6180: fix(deps): lock file maintenance minor/patch updates (@renovate[bot], @lukastaegert)
• #6182: Tracing the importers chain for exported variables in external module (@TrickyPi, @lukastaegert)
• #6183: Check if left side is included when checking if assigning to an assignment has side effects (@lukastaegert)