use vars where appropriate

.gitea/workflows/tests.yaml

@@ -35,12 +35,12 @@ jobs:
       pull-requests: write
     env:
       MIX_ENV: test
-      TRACKER_URL: http://localhost:8666/announce
-      WHITELIST_URL: ${{ vars. WHITELIST_URL }}
+      TRACKER_URL: ${{ vars.TRACKER_URL }}
+      WHITELIST_URL: ${{ vars.WHITELIST_URL }}
       WHITELIST_USERNAME: ${{ secrets.WHITELIST_USERNAME }}
       WHITELIST_PASSWORD: ${{ secrets.WHITELIST_PASSWORD }}
       WHITELIST_PASSWORD_CADDY: ${{ secrets.WHITELIST_PASSWORD_CADDY }}
-      WHITELIST_FEED_URL: http://localhost:4000/torrents
+      WHITELIST_FEED_URL: ${{ vars.WHITELIST_FEED_URL }}
       AWS_BUCKET: ${{ vars.AWS_BUCKET }}
       AWS_HOST: ${{ vars.AWS_HOST }}
       AWS_REGION: ${{ vars.AWS_REGION }}
@@ -79,7 +79,7 @@ jobs:
         run: apt-get update && apt-get install -y iputils-ping postgresql
 
       - name: Check opentracker pingability
-        run: ping -c 30 opentracker
+        run: ping -c 3 opentracker
 
       - name: opentracker service check
         run: curl http://opentracker:8666/stats

apps/bright/lib/bright/tracker.ex

@@ -54,6 +54,8 @@ defmodule Bright.Tracker do
     end
   end
 
+  @spec announce_torrent(binary()) ::
+          {:error, any()} | {:ok, binary() | list() | integer() | map()}
   def announce_torrent(info_hash) do
     encoded_info_hash = BittorrentUrlEncoder.encode(info_hash)