Setup store.

src/morethantext/mod.rs

@@ -1,5 +1,6 @@
 mod cache;
 mod error;
+mod store;
 
 use async_std::{
     channel::{unbounded, Sender},
@@ -8,6 +9,7 @@ use async_std::{
 };
 use cache::Cache;
 use error::{ErrorCode, MTTError};
+use store::Store;
 
 #[derive(Clone, Debug)]
 struct Data {

src/morethantext/store.rs

@@ -0,0 +1,23 @@
+pub struct Store;
+
+impl Store {
+    fn new() -> Self {
+        Self {}
+    }
+
+    fn list(&self) -> Vec<String> {
+        Vec::new()
+    }
+}
+
+#[cfg(test)]
+mod storage {
+    use super::*;
+
+    #[test]
+    fn create_new() {
+        let store = Store::new();
+        let expected: Vec<String> = Vec::new();
+        assert_eq!(store.list(), expected);
+    }
+}