Fix duplicate CI runs: remove tags trigger, detect tags on commit

Pushing to main + a tag triggered 6 workflows (3 per trigger).
Now only main pushes trigger builds. The upload step detects version
tags on the current commit via git tag --points-at HEAD.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

.gitea/workflows/build-windows.yml

@@ -3,7 +3,6 @@ name: Build Windows
 on:
   push:
     branches: [main]
-    tags: ["v*"]
   pull_request:
     branches: [main]
 
@@ -75,7 +74,7 @@ jobs:
 
       # ── Release ──
       - name: Upload to release
-        if: github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/tags/v')
+        if: github.ref == 'refs/heads/main'
         shell: powershell
         env:
           BUILD_TOKEN: ${{ secrets.BUILD_TOKEN }}
@@ -83,10 +82,10 @@ jobs:
           $REPO_API = "${{ github.server_url }}/api/v1/repos/${{ github.repository }}"
           $Headers = @{ "Authorization" = "token $env:BUILD_TOKEN" }
 
-          # Use version tag for tag pushes, "latest" for main
-          $REF = "${{ github.ref }}"
-          if ($REF.StartsWith("refs/tags/")) {
-            $TAG = $REF.Replace("refs/tags/", "")
+          # Check if the current commit has a version tag
+          $VERSION_TAG = (git tag --points-at HEAD | Select-String '^v').Line
+          if ($VERSION_TAG) {
+            $TAG = $VERSION_TAG
             $RELEASE_NAME = "Voice to Notes ${TAG}"
             $PRERELEASE = $false
           } else {