feat: use data file as db in .cache

shell.nix

@@ -16,5 +16,5 @@ mkShell rec {
     sqlite
   ] ++ additionalBuildInputs;
   LD_LIBRARY_PATH = lib.makeLibraryPath buildInputs;
-  DATABASE_URL = "sqlite:testing.db";
+  DATABASE_URL = "sqlite://.cache/data";
 }

src/state.rs

@@ -55,7 +55,7 @@ impl AppState {
     pub fn new() -> Self {
         Self {
             pool: SqlitePool::connect_lazy_with(
-                SqliteConnectOptions::from_str("sqlite:testing.db")
+                SqliteConnectOptions::from_str("sqlite://.cache/data")
                     .expect("Invalid Database String"),
             ),
         }