diff --git a/backend/public/Cargo.lock b/backend/public/Cargo.lock
index b700fc0..3702047 100644
--- a/backend/public/Cargo.lock
+++ b/backend/public/Cargo.lock
@@ -226,7 +226,9 @@ checksum = "a21f936df1771bf62b77f047b726c4625ff2e8aa607c01ec06e5a05bd8463401"
 dependencies = [
  "android-tzdata",
  "iana-time-zone",
+ "js-sys",
  "num-traits",
+ "wasm-bindgen",
  "windows-targets 0.52.6",
 ]
 
@@ -1049,6 +1051,7 @@ name = "public"
 version = "0.1.0"
 dependencies = [
  "axum",
+ "chrono",
  "dotenvy",
  "serde",
  "serde_json",
diff --git a/backend/public/Cargo.toml b/backend/public/Cargo.toml
index 8901c24..4f9b011 100644
--- a/backend/public/Cargo.toml
+++ b/backend/public/Cargo.toml
@@ -20,3 +20,4 @@ tracing-subscriber = { version = "0.3.18", features = ["env-filter"] }
 dotenvy = "0.15.7"
 serde = "1.0.210"
 serde_json = "1.0.128"
+chrono = "0.4.38"