Bump version to 0.1.3 in pyproject.toml and update uv.lock to 0.1.2

Author: jochenchrist

.github/workflows/python-publish.yml

@@ -73,6 +73,8 @@ jobs:
     name: dxt
     needs: pypi-publish
     runs-on: ubuntu-latest
+    permissions:
+      contents: write
     steps:
       - name: Checkout code
         uses: actions/checkout@v4