feat(models/schema): Map up posts & threads table

src/models.rs

@@ -0,0 +1,16 @@
+use chrono::prelude::{DateTime, Utc};
+
+#[derive(Queryable)]
+pub struct Thread {
+    pub id: i32,
+    pub title: String,
+    pub body: String,
+    pub posted: DateTime<Utc>,
+}
+
+pub struct Post {
+    pub id: i32,
+    pub thread: i32,
+    pub body: String,
+    pub posted: DateTime<Utc>,
+}