ci: remove Gitea Actions workflow (using Drone instead)

.gitea/workflows/publish.yml

@@ -1,38 +0,0 @@
-name: Publish Go package
-
-on:
-  push:
-    tags:
-      - 'v*'
-
-jobs:
-  publish:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: Set up Go
-        uses: actions/setup-go@v5
-        with:
-          go-version-file: go.mod
-
-      - name: Publish to Gitea package registry
-        env:
-          GITEA_TOKEN: ${{ secrets.GITEA_TOKEN }}
-        run: |
-          VERSION=${GITHUB_REF#refs/tags/}
-          MODULE=$(go mod edit -json | python3 -c "import json,sys; print(json.load(sys.stdin)['Module']['Path'])")
-          echo "Publishing $MODULE@$VERSION"
-
-          # Crea zip nel formato corretto con go mod zip
-          go mod download
-          go run golang.org/x/mod/zip@latest zip /tmp/module.zip "$MODULE@$VERSION" .
-
-          # Upload al registry Gitea (linkato al repo perché il workflow gira nel contesto del repo)
-          curl -sf -X PUT \
-            "${GITHUB_SERVER_URL}/api/packages/${GITHUB_REPOSITORY_OWNER}/go/upload" \
-            -H "Authorization: token ${GITEA_TOKEN}" \
-            -H "Content-Type: application/zip" \
-            --data-binary "@/tmp/module.zip"
-
-          echo "✅ Published $MODULE@$VERSION"