enh: Add automated release routine

.circleci/config.yml

@@ -83,6 +83,61 @@ jobs:
           command: |
             export PATH="${ANTSPATH}:$PATH"
             pytest -n auto --doctest-modules /tmp/src/eddymotion/src /tmp/src/eddymotion/test
+  
+  build_and_test_package:
+    docker:
+      - image: nipreps/miniconda:py39_2403.0
+        auth:
+          username: $DOCKER_USER
+          password: $DOCKER_PAT
+
+    resource_class: xlarge
+
+    working_directory: /tmp/src/eddymotion
+    steps:
+      - checkout
+      - run:
+          name: Prepare environment & build
+          command: |
+            python -m venv /tmp/buildenv
+            source /tmp/buildenv/bin/activate
+            python3 -m pip install -U build hatch hatchling pip twine docutils
+            hatch build ./dist
+            twine check dist/eddymotion*
+      - store_artifacts:
+          path: /tmp/src/eddymotion/dist
+      - persist_to_workspace:
+          root: /tmp/src/eddymotion
+          paths: dist
+
+      - run:
+          name: Validate version
+          command: |
+            source /tmp/buildenv/bin/activate
+            THISVERSION=$(python -m hatch version | tail -n1 | xargs)
+            python -m pip install dist/*.whl
+            mkdir empty
+            cd empty
+            INSTALLED=$(python -c 'import eddymotion; print(eddymotion.__version__)')
+            test "${CIRCLE_TAG:-$THISVERSION}" == "$INSTALLED"
+
+  deploy:
+    docker:
+      - image: nipreps/miniconda:py39_2403.0
+        auth:
+          username: $DOCKER_USER
+          password: $DOCKER_PAT
+
+    working_directory: /tmp/src/eddymotion
+    steps:
+      - attach_workspace:
+          at: /tmp/src/eddymotion
+      - run:
+          name: Upload to Pypi
+          command: |
+            python -m pip install twine
+            python -m twine check dist/*
+            python -m twine upload dist/* --non-interactive
 
 workflows:
   version: 2
@@ -98,6 +153,24 @@ workflows:
             tags:
               only: /.*/
 
+      - build_and_test_package:
+          requires:
+            - tests
+          filters:
+            branches:
+              ignore: /.*/
+            tags:
+              only: /.*/
+
+      - deploy:
+          requires:
+            - build_and_test_package
+          filters:
+            branches:
+              ignore: /.*/
+            tags:
+              only: /.*/
+
   nightly:
     triggers:
       - schedule: