- Fix 15 ESLint errors across pipeline workers, SSE endpoints, and UI
- Replace explicit any with proper entity types in worker entries
- Remove unused imports and variables (basename, SSEEvent, getBroadcasterFn, seedRules)
- Use empty catch clauses instead of unused error variables
- Use SvelteSet for reactive Set state in repository page
- Fix operator precedence in nullish coalescing expression
- Replace $state+$effect with $derived for concurrency input
- Use resolve() directly in href for navigation lint rule
- Update ARCHITECTURE.md and FINDINGS.md for worker-thread architecture
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