improving get method and its test

server/src/adresar/handlers/get_adresar.rs

@@ -30,13 +30,16 @@ pub async fn get_adresar(
             skladu,
             fax
         FROM adresar
-        WHERE id = $1
+        WHERE id = $1 AND deleted = false
         "#,
         request.id
     )
     .fetch_one(db_pool)
     .await
-    .map_err(|e| Status::not_found(e.to_string()))?;
+    .map_err(|e| match e {
+        sqlx::Error::RowNotFound => Status::not_found("Record not found"),
+        _ => Status::internal(format!("Database error: {}", e)),
+    })?;
 
     Ok(AdresarResponse {
         id: adresar.id,