ci: add basic workflow

Signed-off-by: tison <[email protected]>

.github/workflows/ci.yml

@@ -0,0 +1,44 @@
+# Copyright 2023 tison <[email protected]>
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+name: CI
+
+on:
+  pull_request:
+    branches: [main]
+
+jobs:
+  check:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Check License Header
+        uses: korandoru/hawkeye@v2
+
+      - run: pipx install poetry
+      - uses: actions/setup-python@v4
+        with:
+          python-version: "3.10"
+          architecture: "x64"
+          cache: "poetry"
+
+      - run: poetry lock
+      - run: poetry install
+      - name: Check the poetry metadata
+        run: |
+          if [ "$(git diff --ignore-space-at-eol . | wc -l)" -gt "0" ]; then
+            echo "Detected uncommitted changes after build.  See status below:"
+            git diff
+            exit 1
+          fi

griseo/__init__.py

@@ -11,6 +11,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+
 import logging
 import sys
 import textwrap