Add initial services

como_core/src/items/mod.rs

@@ -0,0 +1,8 @@
+use std::sync::Arc;
+
+use async_trait::async_trait;
+
+pub type DynItemService = Arc<dyn ItemService + Send + Sync>;
+
+#[async_trait]
+pub trait ItemService {}

como_core/src/lib.rs

@@ -1,2 +1,3 @@
-
-
+pub mod items;
+pub mod projects;
+pub mod users;

como_core/src/projects/mod.rs

@@ -0,0 +1,8 @@
+use std::sync::Arc;
+
+use async_trait::async_trait;
+
+pub type DynProjectService = Arc<dyn ProjectService + Send + Sync>;
+
+#[async_trait]
+pub trait ProjectService {}

como_core/src/users/mod.rs

@@ -0,0 +1,8 @@
+use std::sync::Arc;
+
+use async_trait::async_trait;
+
+pub type DynUserService = Arc<dyn UserService + Send + Sync>;
+
+#[async_trait]
+pub trait UserService {}