Update to FSRS-rs v1.3.5 (FSRS-5 model update) && keep three decimals for stability (#3520)

* Update to FSRS-rs v1.3.5 (FSRS-5 model update)

* keep three decimals for stability

fix https://forums.ankiweb.net/t/fsrs-5-1d-scheduling-and-learning-steps/50242/122?u=l.m.sherlock

Cargo.lock

@@ -1860,9 +1860,9 @@ dependencies = [
 
 [[package]]
 name = "fsrs"
-version = "1.3.4"
+version = "1.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a05b1fdbaa34f9bcd605ad50477eea51b27b3f60f973021bd9ee1b5943169150"
+checksum = "42155527199b3e7b6ad47e9db849ee25bd5bd436ee17a72ae0a3de646a20021a"
 dependencies = [
  "burn",
  "itertools 0.12.1",

Cargo.toml

@@ -35,7 +35,7 @@ git = "https://github.com/ankitects/linkcheck.git"
 rev = "184b2ca50ed39ca43da13f0b830a463861adb9ca"
 
 [workspace.dependencies.fsrs]
-version = "=1.3.4"
+version = "=1.3.5"
 # git = "https://github.com/open-spaced-repetition/fsrs-rs.git"
 # rev = "58ca25ed2bc4bb1dc376208bbcaed7f5a501b941"
 # path = "../open-spaced-repetition/fsrs-rs"

cargo/licenses.json

@@ -1225,7 +1225,7 @@
   },
   {
     "name": "fsrs",
-    "version": "1.3.4",
+    "version": "1.3.5",
     "authors": "Open Spaced Repetition",
     "repository": "https://github.com/open-spaced-repetition/fsrs-rs",
     "license": "BSD-3-Clause",

rslib/src/storage/card/data.rs

@@ -79,7 +79,7 @@ impl CardData {
 
     pub(crate) fn convert_to_json(&mut self) -> Result<String> {
         if let Some(v) = &mut self.fsrs_stability {
-            round_to_places(v, 2)
+            round_to_places(v, 3)
         }
         if let Some(v) = &mut self.fsrs_difficulty {
             round_to_places(v, 3)
@@ -163,7 +163,7 @@ mod test {
         };
         assert_eq!(
             data.convert_to_json().unwrap(),
-            r#"{"s":123.46,"d":1.235,"dr":0.99}"#
+            r#"{"s":123.457,"d":1.235,"dr":0.99}"#
         );
     }
 }