ci: PyPI publish pipeline

.github/workflows/publish_package.yml

@@ -0,0 +1,33 @@
+name: Publish to PyPI
+
+on:
+  workflow_dispatch:
+
+jobs:
+  pypi-publish:
+    name: Upload release to PyPI
+    runs-on: ubuntu-latest
+    environment:
+      name: pypi
+      url: https://pypi.org/p/mw2fcitx
+    permissions:
+      id-token: write
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Poetry
+        run: pipx install poetry
+
+      - name: Set up Python 3.12
+        uses: actions/setup-python@v3
+        with:
+          python-version: '3.12'
+          cache: 'poetry'
+
+      - name: Install dependencies
+        run: |
+          poetry install
+          poetry build
+
+      - name: Publish package distributions to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1