perf: optimize backend — HTTP client, DB queries, error handling, and config cleanup

src-tauri/src/commands/management.rs

@@ -110,11 +110,8 @@ pub async fn drop_database(
         .ok_or(TuskError::NotConnected(connection_id))?;
 
     // Terminate active connections to the target database
-    let terminate_sql = format!(
-        "SELECT pg_terminate_backend(pid) FROM pg_stat_activity WHERE datname = '{}' AND pid <> pg_backend_pid()",
-        name.replace('\'', "''")
-    );
-    sqlx::query(&terminate_sql)
+    sqlx::query("SELECT pg_terminate_backend(pid) FROM pg_stat_activity WHERE datname = $1::name AND pid <> pg_backend_pid()")
+        .bind(&name)
         .execute(pool)
         .await
         .map_err(TuskError::Database)?;