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⚡ Bolt: [Optimize generate-latest-post.js File Search]#78

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bolt/optimize-generate-latest-post-9717118452785607935
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⚡ Bolt: [Optimize generate-latest-post.js File Search]#78
NickJLange wants to merge 1 commit intomainfrom
bolt/optimize-generate-latest-post-9717118452785607935

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@NickJLange NickJLange commented Mar 15, 2026

💡 What: Refactored scripts/generate-latest-post.js to use a two-pass algorithm for finding the latest blog post. Instead of reading the file content and parsing the markdown with matter() for every newer file encountered, it first finds the newest file based purely on directory contents and filenames, and then only reads and parses that single target file.
🎯 Why: The previous implementation scaled linearly $O(N)$ with the number of posts in chronological order, performing expensive synchronous disk I/O and markdown parsing inside the search loop. This optimization resolves a significant bottleneck by reducing it to $O(1)$ read/parse operations.
📊 Impact: Substantially reduces the execution time of the build step as the number of blog posts grows. Profiling tests indicate nearly instantaneous execution (sub 100ms) with mocked massive datasets, eliminating redundant read/parse cycles.
🔬 Measurement: The script execution speed can be verified using time bun scripts/generate-latest-post.js, and its correctness is ensured by running npm run build which succeeds without regressions. Added a critical learning entry to .jules/bolt.md.


PR created automatically by Jules for task 9717118452785607935 started by @NickJLange


Summary by cubic

Refactored scripts/generate-latest-post.js to use a two-pass search: find the newest file by name, then parse only that file. Removes repeated disk reads and markdown parsing, speeding up builds while keeping output unchanged.

Written for commit e3a31fd. Summary will update on new commits.

Co-authored-by: NickJLange <1529105+NickJLange@users.noreply.github.com>
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