init v15 branch

.github/workflows/pre-commit.yml

@@ -0,0 +1,32 @@
+name: pre-commit
+
+on:
+  pull_request:
+    branches:
+      - "15.0"
+  push:
+    branches:
+      - "15.0"
+
+jobs:
+  pre-commit:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v2
+        with:
+          # The pylint-odoo version we use here does not support python 3.10
+          # https://github.com/OCA/oca-addons-repo-template/issues/80
+          # We also need to pin to an older version of python for older odoo versions
+          # where we are not using black > 21. Older black versions won't work with
+          # Python 3.9.8+, and we can't bump black without reformatting.
+          python-version: "3.9.7"
+      - uses: pre-commit/action@v2.0.3
+      - name: Check that all files generated by pre-commit are in git
+        run: |
+          newfiles="$(git ls-files --others --exclude-from=.gitignore)"
+          if [ "$newfiles" != "" ] ; then
+              echo "Please check-in the following files:"
+              echo "$newfiles"
+              exit 1
+          fi