Add a table for mail aliases

src/main.rs

@@ -505,9 +505,13 @@ async fn home(
     User(user): User,
     Query(query): Query<HomeQuery>,
 ) -> Result<Html<String>, Error> {
-    let mails = sqlx::query_as!(Mail, "SELECT mail FROM emails WHERE id = $1", user)
-        .fetch_all(&state.db)
-        .await?;
+    let mails = sqlx::query_as!(
+        Mail,
+        "SELECT mail FROM emails WHERE id = $1 AND alias = false",
+        user
+    )
+    .fetch_all(&state.db)
+    .await?;
 
     let mut context = tera::Context::new();
     context.insert("mails", &mails);