Use UV to install server for speed, package locks in dev setup, workflows

It's much faster than pip, includes dependency locks via uv.lock and
comes with standard convenience utilities (e.g pipx, venv replacement)

.github/workflows/test.yml

@@ -54,10 +54,13 @@ jobs:
         with:
           fetch-depth: 0
 
-      - name: Set up Python
-        uses: actions/setup-python@v4
+      - name: Install uv
+        uses: astral-sh/setup-uv@v4
         with:
-          python-version: ${{ matrix.python_version }}
+          version: "latest"
+
+      - name: Set up Python ${{ matrix.python_version }}
+        run: uv python install ${{ matrix.python_version }}
 
       - name: ⏬️ Install Dependencies
         env:
@@ -71,17 +74,11 @@ jobs:
         run : |
           apt install -y postgresql postgresql-client && apt install -y postgresql-server-dev-16
 
-      - name: ⬇️ Install pip
-        run: |
-          apt install -y python3-pip
-          python3 -m ensurepip --upgrade
-          python3 -m pip install --upgrade pip
-
       - name: ⬇️ Install Application
         env:
           PIP_EXTRA_INDEX_URL: "https://download.pytorch.org/whl/cpu https://abetlen.github.io/llama-cpp-python/whl/cpu"
           CUDA_VISIBLE_DEVICES: ""
-        run: sed -i 's/dynamic = \["version"\]/version = "0.0.0"/' pyproject.toml && pip install --break-system-packages --upgrade .[dev]
+        run: sed -i 's/dynamic = \["version"\]/version = "0.0.0"/' pyproject.toml && uv sync --all-extras
 
       - name: 🧪 Test Application
         env: