fix: ads balance check

crates/app/src/routes/api/v1/ads.rs

@@ -104,7 +104,12 @@ pub async fn update_is_running_request(
         None => return Json(Error::NotAllowed.into()),
     };
 
-    if user.coins < 50 {
+    let ad = match data.get_ad_by_id(id).await {
+        Ok(x) => x,
+        Err(e) => return Json(e.into()),
+    };
+
+    if !ad.is_running && user.coins < 50 {
         return Json(
             Error::MiscError(
                 "You must have a minimum of 50 coins in your balance to run ads".to_string(),