refactor(common_utils): move serde implementations and date-time utils to common_utils crate (#40)

crates/common_utils/src/lib.rs

@@ -13,5 +13,17 @@
 )]
 #![doc = include_str!(concat!(env!("CARGO_MANIFEST_DIR" ), "/", "README.md"))]
 
+pub mod custom_serde;
 pub mod errors;
 pub mod ext_traits;
+
+/// Date-time utilities.
+pub mod date_time {
+    use time::{OffsetDateTime, PrimitiveDateTime};
+
+    /// Create a new [`PrimitiveDateTime`] with the current date and time in UTC.
+    pub fn now() -> PrimitiveDateTime {
+        let utc_date_time = OffsetDateTime::now_utc();
+        PrimitiveDateTime::new(utc_date_time.date(), utc_date_time.time())
+    }
+}