ci: allow official tag dispatch release steps

Author: lius-new

.github/workflows/tauri-build-win-official.yml

@@ -173,15 +173,15 @@ jobs:
         run: node deploy/generate-latest-json.mjs
 
       - name: Publish GitHub release assets
-        if: github.event_name == 'push'
+        if: startsWith(github.ref, 'refs/tags/')
         env:
           GH_TOKEN: ${{ secrets.GT_TOKEN || github.token }}
           GH_REPO: ${{ github.repository }}
         run: node deploy/publish-github-release.mjs
 
       - name: Upload installer to R2 storage
         # tag push 时上传到 R2
-        if: github.event_name == 'push'
+        if: startsWith(github.ref, 'refs/tags/')
         shell: powershell
         run: |
           $ErrorActionPreference = "Stop"
@@ -215,7 +215,7 @@ jobs:
 
       - name: Upload latest.json to R2 root
         # tag push 时上传到 R2
-        if: github.event_name == 'push'
+        if: startsWith(github.ref, 'refs/tags/')
         shell: powershell
         run: |
           $ErrorActionPreference = "Stop"
@@ -244,7 +244,7 @@ jobs:
           path: latest.json
 
       - name: Publish version metadata
-        if: github.event_name == 'push'
+        if: startsWith(github.ref, 'refs/tags/')
         env:
           VERSION_API_URL: ${{ secrets.VERSION_API_URL }}
           VERSION_API_KEY: ${{ secrets.VERSION_API_KEY }}