[RFC]: Add ESLint rule to enforce inner function declarations are moved to highest level scope

[Planeshifter]

This should only be active for the JavaScript files residing in /lib folder of packages.

[Planeshifter]

ai_allowed: true
time_estimate_with_ai_minutes:  480
time_estimate_without_ai_minutes: 600
prior_experience: 2
ai_tools_used: ['Claude Code', 'ChatGPT']
actual_time_minutes: 176
post_review_time_minutes: 102
estimated_time_ai_disallowed_minutes: 400
perceived_effort: 3

[kgryte]

It would be nice of tracking code quality / absence of bugs. A proxy would be how many times does added code need to be modified after first addition, presumably due to patches.