Add GitHub clone badge to README, fix workflow push

- Add dynamic clone count badge (600 total clones from gist)
- Fix push: use HEAD:main instead of origin main (detached HEAD issue)

Author: ammawla

.github/workflows/clone-count.yml

@@ -99,4 +99,4 @@ jobs:
           GH_REPO: ${{ github.repository }}
         run: |
           git remote set-url origin "https://x-access-token:$SECRET_TOKEN@github.com/$GH_REPO.git"
-          git push origin main || echo "Nothing to push"
+          git push origin HEAD:main || echo "Nothing to push"

README.md

@@ -19,6 +19,7 @@
 [![PyPI Downloads](https://img.shields.io/pypi/dw/encode-toolkit?style=flat&label=PyPI%20Downloads)](https://pypi.org/project/encode-toolkit/)
 [![npm version](https://img.shields.io/npm/v/encode-toolkit.svg)](https://www.npmjs.com/package/encode-toolkit)
 [![NPM Downloads](https://img.shields.io/npm/dw/encode-toolkit?style=flat&label=NPM%20Downloads)](https://www.npmjs.com/package/encode-toolkit)
+[![GitHub Clones](https://img.shields.io/badge/dynamic/json?color=success&label=Clones&query=count&url=https://gist.githubusercontent.com/ammawla/8fdeb4cd92776739d329df9afd942b2e/raw/clone.json&logo=github)](https://github.com/ammawla/encode-toolkit)
 [![smithery badge](https://smithery.ai/badge/encode-toolkit)](https://smithery.ai/server/encode-toolkit)
 [![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.18917519.svg)](https://doi.org/10.5281/zenodo.18917519)