chore: ci.yml with lint job + setup-uv v8 (#43)

Author: constk

.github/workflows/ci.yml

@@ -7,7 +7,15 @@ on:
     branches: [develop, main]
 
 jobs:
-  hello:
+  lint:
+    name: Lint & Format
     runs-on: ubuntu-latest
     steps:
-      - run: echo "hello"
+      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5  # v4
+      - uses: astral-sh/setup-uv@cec208311dfd045dd5311c1add060b2062131d57  # v8
+      - uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065  # v5
+        with:
+          python-version: "3.14"
+      - run: uv sync --frozen --extra dev
+      - run: uv run ruff check .
+      - run: uv run ruff format --check .