Initial commit

Basic POST and GET callback have been implemented

src/models.rs

@@ -0,0 +1,16 @@
+use super::schema::callbacks;
+use chrono::prelude::*;
+
+#[derive(Queryable, Serialize)]
+pub struct Callback {
+    id: i32,
+    url: String,
+    scheduled_date: DateTime<Utc>,
+}
+
+#[derive(Insertable)]
+#[table_name = "callbacks"]
+pub struct NewCallback<'a> {
+    pub url: &'a str,
+    pub scheduled_date: &'a DateTime<Utc>,
+}