Replacing `esbuild` with `rolldown`

[RobinTail]

Includes:

• #3051
• #3053

Summary by CodeRabbit

• Chores

  • Switched build/test/CI tooling from tsx to unrun across the project and updated dev dependencies accordingly.
  • Added development utilities (compression, express-fileupload, typescript, zod).
  • Updated workspace configuration, removed certain build exclusions, and added dependency overrides.

• Tests

  • Adjusted a test expectation to accommodate a minor formatting change in an error message.

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