init: scaffold from k-template with postgres + worker

crates/domain/src/entities/mod.rs

@@ -0,0 +1,2 @@
+mod user;
+pub use user::User;

crates/domain/src/entities/user.rs

@@ -0,0 +1,17 @@
+use chrono::{DateTime, Utc};
+use crate::value_objects::{Email, PasswordHash, Role, UserId};
+
+#[derive(Debug, Clone, serde::Serialize, serde::Deserialize)]
+pub struct User {
+    pub id: UserId,
+    pub email: Email,
+    pub password_hash: PasswordHash,
+    pub role: Role,
+    pub created_at: DateTime<Utc>,
+}
+
+impl User {
+    pub fn new(id: UserId, email: Email, password_hash: PasswordHash) -> Self {
+        Self { id, email, password_hash, role: Role::User, created_at: Utc::now() }
+    }
+}