fix(ci): use internal Gitea URL for GoReleaser API calls

.gitea/workflows/release.yml

@@ -40,6 +40,7 @@ jobs:
         env:
           GORELEASER_FORCE_TOKEN: gitea
           GITEA_TOKEN: ${{ secrets.RELEASE_TOKEN }}
+          GITEA_API_URL: http://gitea:3000/api/v1
 
   docker:
     runs-on: ubuntu-latest

.goreleaser.yaml

@@ -1,7 +1,7 @@
 version: 2
 
 gitea_urls:
-  api: https://gitea.lerkolabs.com/api/v1
+  api: "{{ if index .Env \"GITEA_API_URL\" }}{{ .Env.GITEA_API_URL }}{{ else }}https://gitea.lerkolabs.com/api/v1{{ end }}"
   download: https://gitea.lerkolabs.com
 
 release: