feat: improve internal sql interface

Switches from rusqlite to sqlx to have a fully async based interface
to sqlite.

Co-authored-by: B. Petersen <r10s@b44t.com>
Co-authored-by: Hocuri <hocuri@gmx.de>
Co-authored-by: link2xt <link2xt@testrun.org>

src/lib.rs

@@ -1,11 +1,11 @@
-#![forbid(unsafe_code)]
 #![deny(
     clippy::correctness,
     missing_debug_implementations,
     clippy::all,
     clippy::indexing_slicing,
     clippy::wildcard_imports,
-    clippy::needless_borrow
+    clippy::needless_borrow,
+    unsafe_code
 )]
 #![allow(clippy::match_bool, clippy::eval_order_dependence)]
 
@@ -13,16 +13,10 @@
 extern crate num_derive;
 #[macro_use]
 extern crate smallvec;
-#[macro_use]
-extern crate rusqlite;
 extern crate strum;
 #[macro_use]
 extern crate strum_macros;
 
-pub trait ToSql: rusqlite::ToSql + Send + Sync {}
-
-impl<T: rusqlite::ToSql + Send + Sync> ToSql for T {}
-
 #[macro_use]
 pub mod log;
 #[macro_use]