chore: add CI

.github/CODEOWNERS

@@ -0,0 +1 @@
+* @kenany

.github/renovate.json

@@ -0,0 +1,13 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": ["local>pangeacyber/.github:renovate-config"],
+  "automerge": true,
+  "automergeStrategy": "rebase",
+  "packageRules": [
+    {
+      "description": "Don't offer Python updates.",
+      "matchDepNames": ["python"],
+      "enabled": false
+    }
+  ]
+}

.github/workflows/ci.yml

@@ -0,0 +1,65 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - main
+
+  pull_request:
+    types:
+      - opened
+      - synchronize
+      - reopened
+      - ready_for_review
+
+  merge_group:
+
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  mypy:
+    runs-on: ubuntu-24.04
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4.2.2
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v3.2.0
+        with:
+          enable-cache: true
+
+      - name: Setup Python
+        uses: actions/setup-python@v5.3.0
+        with:
+          python-version-file: .python-version
+
+      - name: Install dependencies
+        run: uv sync --all-extras --dev
+
+      - name: mypy
+        run: uv run mypy .
+
+  ruff:
+    runs-on: ubuntu-24.04
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4.2.2
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v3.2.0
+        with:
+          enable-cache: true
+
+      - name: Setup Python
+        uses: actions/setup-python@v5.3.0
+        with:
+          python-version-file: .python-version
+
+      - name: Install dependencies
+        run: uv sync --all-extras --dev
+
+      - name: ruff
+        run: uv run ruff check --output-format=github .