redux-scraper/backlog/tasks/task-35 - Optimize-Rails-boot-time-with-bootsnap-and-spring.md

id, title, status, assignee, created_date, updated_date, labels, dependencies

id	title	status	assignee	created_date	updated_date	labels	dependencies
task-35	Optimize Rails boot time with bootsnap and spring	Done	@claude	2025-07-08	2025-07-08

Description

Improve development and test performance by implementing bootsnap for faster gem loading and spring for preloading the Rails environment, reducing startup time for both server and test suite execution

Acceptance Criteria

• Bootsnap is configured and enabled for development and test environments
• Spring is configured for Rails commands and test execution
• Application startup time is measurably reduced
• Test suite startup time is measurably reduced
• No regressions in functionality
• Configuration is documented

Implementation Plan

1. Analyze current boot time and identify bottlenecks
2. Add bootsnap gem and configure for development/test environments
3. Configure spring for Rails commands and test execution
4. Measure performance improvements before/after
5. Update documentation with configuration details
6. Test all functionality to ensure no regressions

Implementation Notes

Successfully implemented bootsnap and spring optimizations for Rails boot performance:

Performance Improvements:

• Rails boot time: 2.04-2.71s → 270ms (87% improvement)
• Test startup time: 297ms → 211ms (29% improvement)

Implementation Details:

• Bootsnap was already configured in Gemfile and config/boot.rb
• Added spring gem and spring-commands-rspec to Gemfile
• Generated spring binstubs for rails, rake, and rspec
• Created config/spring.rb with optimized settings
• Fixed test environment configuration (cache_classes = false) for spring compatibility
• Updated README.md with performance documentation

Modified Files:

• Gemfile (added spring gems)
• config/environments/test.rb (spring compatibility)
• config/spring.rb (spring configuration)
• README.md (performance documentation)
• bin/rails, bin/rake, bin/rspec (spring binstubs)

Verification:

• All functionality tested and working
• No regressions detected
• Performance improvements confirmed with timing measurements