Update build.yml

add token for actions

.github/workflows/build.yml

@@ -27,6 +27,11 @@ jobs:
         with:
           go-version: '1.24.0'
 
+      - name: Set up Git credentials for private modules
+        run: |
+          git config --global url."https://${{ secrets.GH_PAT }}@github.com/".insteadOf "https://github.com/"
+          echo "GOPRIVATE=github.com/tecamino/*" >> $GITHUB_ENV
+
       - name: Build binary
         run: |
           mkdir -p build