Auto merge of #143525 - Shourya742:2025-07-06-add-profiler, r=Kobzol

Add profiler to bootstrap command

This PR adds command profiling to the bootstrap command. It tracks the total execution time and records cache hits for each command. It also provides the ability to export execution result to a JSON file. Integrating this with Chrome tracing could further enhance observability.

r? `@Kobzol`

Author: bors