Use pip instead of Poetry

.github/renovate.json

@@ -1,7 +1,7 @@
 {
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
   "extends": [
-      "config:recommended"
+    "config:recommended"
   ],
   "automerge": true,
   "configMigration": true,

.github/workflows/docker-publish.yml

@@ -20,10 +20,12 @@ jobs:
       - uses: actions/setup-python@v5
         with:
           python-version: 3.12
-      - run: pipx install poetry
-      - run: poetry install
-      - run: poetry run python manage.py migrate
-      - run: poetry run python manage.py test
+      - run: pipx install uv
+      - run: uv venv
+      - run: source .venv/bin/activate
+      - run: pip install -r requirements.txt
+      - run: pip install -r requirements-dev.txt
+      - run: pytest
   build:
     runs-on: ubuntu-latest
     permissions: