ci(release): skip duplicate Gitea release creation

- check tag existence on origin via ls-remote

- stop workflow when release for tag already exists

.gitea/workflows/release.yml

@@ -53,7 +53,7 @@ jobs:
         run: |
           $version = "${{ steps.extract_version.outputs.version }}"
           $tag = "v$version"
-          git show-ref --tags --quiet --verify "refs/tags/$tag"
+          git ls-remote --tags origin "refs/tags/$tag" | Out-Null
           $tagExists = ($LASTEXITCODE -eq 0)
           $global:LASTEXITCODE = 0
           $utf8NoBom = New-Object System.Text.UTF8Encoding($false)
@@ -66,6 +66,25 @@ jobs:
           }
           exit 0
 
+      - name: Stop if release already exists
+        if: env.CONTINUE == 'true'
+        shell: powershell
+        run: |
+          $version = "${{ steps.extract_version.outputs.version }}"
+          $tag = "v$version"
+          $apiUrl = "https://git.daemonlord.ru/api/v1/repos/${{ gitea.repository }}/releases/tags/$tag"
+          $headers = @{ Authorization = "token ${{ secrets.API_TOKEN }}" }
+          $utf8NoBom = New-Object System.Text.UTF8Encoding($false)
+          try {
+            $response = Invoke-WebRequest -Uri $apiUrl -Headers $headers -Method Get -UseBasicParsing
+            if ($response.StatusCode -eq 200) {
+              Write-Host "Release $tag already exists, stopping job."
+              [System.IO.File]::AppendAllText($env:GITHUB_ENV, "CONTINUE=false`n", $utf8NoBom)
+            }
+          } catch {
+            Write-Host "Release $tag not found, continuing workflow..."
+          }
+
       - name: Run tests
         if: env.CONTINUE == 'true'
         shell: powershell