chore: set tokens for semantic-release (#96)

Author: Hoishin

.github/workflows/ci.yml

@@ -31,4 +31,7 @@ jobs:
         run: npm run build
       - name: release (if necessary)
         if: ${{ github.event_name == 'push' && github.ref == 'refs/heads/master' }}
-        run: npm run semantic-release
+        run: npx semantic-release
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}