* Feat/FSRS-6
* update comment
* add decay to Card
* ./ninja fix:minilints
* pass check
* fix NaN in evaluation
* remove console
* decay should fallback to 0.5 when it's None.
* Update SimulatorModal.svelte
* Update a few comments
* Update FSRS decay defaults to use constants for better maintainability and clarity
* Update rslib/src/storage/card/data.rs
* Add gradient color for forgetting curve
* Add desiredRetention prop for CardInfo
* update CONTRIBUTORS
* Formatting
* Tweak range of gradient
* Tweak: salmon -> tomato
* Get desired retention of the card from backend
* Add a reference line for desired retention
* Fix: Corrected the steel blue's height & Hide desired retention line when yMin is higher than desiredRetentionY
* Add y axis title
* Show desired retention in the tooltip
* I18n: improve translation and vertical text display
* Revert rotatation&writing-mode of vertical title
* Tweak font-size of y axis title
* Fix: delete old desired retention line when changing duration
* Update ftl/core/card-stats.ftl
---------
Co-authored-by: Damien Elmes <dae@users.noreply.github.com>
* polish graphs of simulator and forgetting curve
* True Retention: decrease precision of percentages
* apply uniform sampling rate to forgetting curve
* don't display time, only date when maxDays >= 365
* don't floor the totalDaysSinceLastReview
* correct cramming condition
* improve code-style
* polish ticks & tooltip of simulator
* remove unused import
* fix minor error of daysSinceFirstLearn
* filter out revlog entries from before the reset
https://forums.ankiweb.net/t/anki-24-10-beta/49989/63?u=l.m.sherlock
* use Math.ceil for windowSize
* fill currentColor for legend text
* remove mix-blend-mode: multiply
* tune the position of legend
