v2.6.0 build script fix

.gitea/workflows/publish.yml

@@ -28,6 +28,9 @@ jobs:
       - name: Check out repository
         uses: https://github.com/actions/checkout@v4
 
+      - name: Initialize CaptchaKit submodule
+        run: git submodule update --init --recursive packages/CaptchaKit
+
       - name: Set up .NET
         uses: https://github.com/actions/setup-dotnet@v4
         with: