CI: PyPI release

- fixes #829
- follow-up to #605

.github/workflows/release.yml

@@ -0,0 +1,13 @@
+name: Release
+on: {push: {tags: ['v*.*.*']}}
+jobs:
+  pypi:
+    permissions: {contents: write, id-token: write}
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+      with: {fetch-depth: 0, submodules: recursive}
+    - uses: actions/setup-python@v5
+      with: {python-version: '3.x'}
+    - uses: casperdcl/deploy-pypi@v2
+      with: {build: -s, upload: true}

.gitignore

@@ -10,6 +10,6 @@ __pycache__/
 /_cmake_test_compile/
 /dcm2niix/_dist_ver.py
 /dcm2niix/dcm2niix
-MANIFEST
+/MANIFEST*
 /*.egg*/
 /dist/