feat: implement comprehensive FTD caching system with 200x+ performance gains#2199

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amitu wants to merge 43 commits intomainfrom

optimize-page-load-performance

Commits on Sep 12, 2025

fix: enable proper incremental build by using collected dependencies

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fix: correct variable scope for dependency collection in fastn build

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fix: eliminate cross-project cache pollution with project-specific directories

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feat: cache resilience for fastn update and multi-clone scenarios

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feat: implement optimal cache key strategy for learner safety + efficiency

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feat: git-aware cache directories for optimal sharing + safety

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feat: implement relative-path cache keys for multi-package repo support

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feat: create fastn-cache crate with comprehensive design

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implement: storage module with robust disk I/O operations

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implement: dependency tracking with real file change detection

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implement: main FtdCache API connecting storage and dependency tracking

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integrate: add fastn-cache dependency and begin migration

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fix: resolve compilation errors and complete fastn-cache integration

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docs: comprehensive test plan and production safety strategy

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docs: add development journal for tracking testing progress

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docs: comprehensive initial journal entry capturing complete caching journey

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docs: establish comprehensive journal format with branch management tracking

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docs: refine journal format for reportable findings approach

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implement: Test 1 - Basic Cache Invalidation test infrastructure

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journal: update testing infrastructure status and execution readiness

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fix: test project configuration and document critical testing discovery

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journal: document critical testing discovery - configuration issues found

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fix: correct test project config.json format

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journal: document configuration format discovery and testing insights

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journal: comprehensive caching system implementation milestone

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Commits on Sep 13, 2025