add db structs

src/db.rs

@@ -0,0 +1,14 @@
+use chrono::{DateTime, Utc};
+
+pub struct CacheRecord {
+    pub cache_name: CacheName,
+    pub uploaded: DateTime<Utc>,
+    // This uses i32 because of how sqlx decodes unsigned integers to sqlite
+    // See: https://docs.rs/sqlx/latest/sqlx/sqlite/types/index.html
+    pub downloads: i32,
+    pub max_downloads: i32,
+}
+
+#[derive(sqlx::Type)]
+#[sqlx(transparent)]
+pub struct CacheName(i32);

src/lib.rs

@@ -1,4 +1,5 @@
 pub mod cache;
+pub mod db;
 pub mod router;
 pub mod state;
 pub mod util;