diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index eeb5051..2344910 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -11,6 +11,24 @@ on:
   workflow_call:
 
 jobs:
+  pre-commit:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: "3.13"
+      - uses: astral-sh/setup-uv@v6
+        with:
+          version: "latest"
+      - name: Install dependencies
+        run: uv sync --extra dev
+      - name: Run pre-commit hooks
+        run: uv run pre-commit run --all-files
+        env:
+          # Commit-message hooks check `git log` HEAD — not meaningful in CI
+          SKIP: conventional-gitmoji,commitizen
+
   build:
     runs-on: ubuntu-latest
 
@@ -30,12 +48,6 @@ jobs:
         with:
           version: "latest"
       - name: Install dependencies
-        run: |
-          uv sync --extra dev --extra deploy
-      - name: Lint with ruff
-        run: |
-          # Run ruff linting with same args as pre-commit, excluding tools/ and tests/ directories
-          uv run ruff check . --exclude tools/,tests/
-      - name: Test with pytest and capture coverage
-        run: |
-          uv run pytest --no-cov
+        run: uv sync --extra dev --extra deploy
+      - name: Test with pytest
+        run: uv run pytest --no-cov
diff --git a/src/supervaizer/routes.py b/src/supervaizer/routes.py
index 9074125..684d27b 100644
--- a/src/supervaizer/routes.py
+++ b/src/supervaizer/routes.py
@@ -277,9 +277,7 @@ async def update_case_with_answer(
                 answer_payload = request.answer
                 if isinstance(answer_payload, dict):
                     fields = {
-                        k: v
-                        for k, v in answer_payload.items()
-                        if k != "casestep_index"
+                        k: v for k, v in answer_payload.items() if k != "casestep_index"
                     }
                 else:
                     fields = answer_payload
@@ -299,9 +297,7 @@ async def update_case_with_answer(
                         params,
                     )
                 except Exception as hook_exc:
-                    log.error(
-                        f"[human_answer hook] {owning_agent.name}: {hook_exc}"
-                    )
+                    log.error(f"[human_answer hook] {owning_agent.name}: {hook_exc}")
 
         log.info(
             f"[Case update] Job {job_id}, Case {case_id} - Answer processed successfully"
diff --git a/tests/test_routes_case_update.py b/tests/test_routes_case_update.py
index 481a91e..a443a56 100644
--- a/tests/test_routes_case_update.py
+++ b/tests/test_routes_case_update.py
@@ -1,3 +1,9 @@
+# Copyright (c) 2024-2025 Alain Prasquier - Supervaize.com. All rights reserved.
+#
+# This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
+# If a copy of the MPL was not distributed with this file, you can obtain one at
+# https://mozilla.org/MPL/2.0/.
+
 # Copyright (c) 2024-2025 Alain Prasquier - Supervaize.com. All rights reserved.
 #
 # This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
@@ -344,9 +350,9 @@ def test_human_answer_only_owning_agent_executed(
         custom={"m1": stub_method},
         human_answer=ha,
     )
-    params_setup = ParametersSetup.from_list(
-        [Parameter(name="p", value="v", is_environment=True)]
-    )
+    params_setup = ParametersSetup.from_list([
+        Parameter(name="p", value="v", is_environment=True)
+    ])
     assert params_setup is not None
     owner = Agent(
         name="owner-agent",