Align slug transliteration with bDS2

Cargo.lock

@@ -939,7 +939,6 @@ dependencies = [
  "axum",
  "base64 0.22.1",
  "chrono",
- "deunicode",
  "diesel",
  "diesel_migrations",
  "dirs 5.0.1",
@@ -969,6 +968,7 @@ dependencies = [
  "tempfile",
  "thiserror 2.0.19",
  "tokio",
+ "unicode-normalization",
  "url",
  "usearch",
  "uuid",
@@ -2489,12 +2489,6 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "21d8ad60dd5b13a4ee6bd8fa2d5d88965c597c67bce32b5fc49c94f55cb50810"
 
-[[package]]
-name = "deunicode"
-version = "1.6.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "abd57806937c9cc163efc8ea3910e00a62e2aeb0b8119f1793a978088f8f6b04"
-
 [[package]]
 name = "diesel"
 version = "2.3.11"