ci: automate pypi and releases drafting

.github/workflows/python.yml

@@ -3,6 +3,7 @@ name: Python
 on:
   push:
     branches: [ '*' ]
+    tags: [ '*.*.*' ]
   pull_request:
     branches: [ '*' ]
 
@@ -98,3 +99,41 @@ jobs:
       with:
         name: ${{ runner.os }}-${{ runner.arch }}-package
         path: dist/legendary
+
+  # Publishing
+
+  pypi:
+    runs-on: ubuntu-latest
+    environment:
+      name: pypi
+    if: startsWith(github.ref, 'refs/tags/')
+    env:
+      UV_SYSTEM_PYTHON: 1
+    steps:
+      - uses: actions/checkout@v6
+      - uses: actions/setup-python@v6
+        with:
+          python-version-file: "pyproject.toml"
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v7
+        with:
+          enable-cache: true
+
+      - name: Build
+        run: uv build
+
+      - name: Publish
+        run: uv publish
+
+  release:
+    permissions:
+      contents: write
+    runs-on: ubuntu-latest
+    if: startsWith(github.ref, 'refs/tags/')
+    needs: [pyinstaller, zipapp, pypi]
+    steps:
+      - name: Download builds
+        uses: actions/download-artifact@v8
+
+