Add pre-commit

We don't use hacking here, funnily enough.

Change-Id: I30734bc140db9ccb4d019961466d668159ab3991
Signed-off-by: Stephen Finucane <sfinucan@redhat.com>

.pre-commit-config.yaml

@@ -0,0 +1,33 @@
+---
+default_language_version:
+  # force all unspecified python hooks to run python3
+  python: python3
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.4.0
+    hooks:
+      - id: trailing-whitespace
+      - id: mixed-line-ending
+        args: ['--fix', 'lf']
+        exclude: '.*\.(svg)$'
+      - id: check-byte-order-marker
+      - id: check-executables-have-shebangs
+      - id: check-merge-conflict
+      - id: debug-statements
+      - id: check-yaml
+        files: .*\.(yaml|yml)$
+        exclude: '^zuul.d/.*$'
+  - repo: https://github.com/PyCQA/bandit
+    rev: 1.7.5
+    hooks:
+      - id: bandit
+        args: ['-c', 'bandit.yaml']
+#  - repo: https://github.com/psf/black
+#    rev: 23.3.0
+#    hooks:
+#      - id: black
+#        args: ['-S', '-l', '79']
+  - repo: https://github.com/pycqa/flake8
+    rev: 6.1.0
+    hooks:
+      - id: flake8

bandit.yaml

@@ -1,2 +1,4 @@
 skips:
   - B110
+exclude_dirs:
+  - tests