Fix CI: use coolify network for job containers

Job containers were on isolated network, couldn't reach Coolify API.
Now runner config sets container.network=coolify and curl targets
http://coolify:8080 (internal container name).

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.gitea/workflows/deploy.yaml

@@ -31,7 +31,6 @@ jobs:
 
       - name: Trigger Coolify redeploy
         run: |
-          # 172.17.0.1 = Docker bridge gateway → host
           curl -sf \
-            "http://172.17.0.1:8000/api/v1/deploy?uuid=my85gabx37ele9aouub8t8ju&force=true" \
+            "http://coolify:8080/api/v1/deploy?uuid=my85gabx37ele9aouub8t8ju&force=true" \
             -H "Authorization: Bearer ${{ secrets.COOLIFY_TOKEN }}"