feat: add woodpecker ci jobs

- pre-commit job to run pre-commit against

.woodpecker/pre-commit.yaml

@@ -0,0 +1,10 @@
+when:
+  - event: pull_request
+
+steps:
+  - name: pre-commit
+    image: git.unkin.net/unkin/almalinux9-base:latest
+    commands:
+      - dnf groupinstall -y "Development Tools" -y
+      - dnf install uv rubygems ruby-devel gcc make redhat-rpm-config glibc-headers glibc-devel libffi libffi-devel -y
+      - uvx pre-commit run --all-files