chore: add uv and python setup to test to generate requirements file

.gitea/workflows/docker-build.yml

@@ -23,6 +23,18 @@ jobs:
         run: |
           echo "REPO_NAME=$(echo '${{ github.repository }}' | tr '[:upper:]' '[:lower:]')" >> $GITHUB_ENV
 
+      - name: setup uv
+        uses: astral-sh/setup-uv@v5
+      - name: Install Python
+        run: uv python install
+        with:
+          python-version-file: "pyproject.toml"
+      - name: Install project dependencies
+        run: |
+          uv sync --all-groups
+          uv add pip
+          uv export --format requirements.txt -o requirements.txt
+
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3