Fix GitHub Actions

Author: camelid

.github/workflows/ci.yml

@@ -16,16 +16,21 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
+
     - name: Set up Python 3.13
       uses: actions/setup-python@v3
       with:
         python-version: "3.13"
+
+    - name: Install uv
+      uses: astral-sh/setup-uv@v6
+
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
         pip install mypy
-        # FIXME: stop using --no-deps once multilspy removes pydantic dependency
-        if [ -f requirements.txt ]; then pip install --no-deps -r requirements.txt; fi
+        uv build
+        
     - name: Typecheck with mypy
       run: |
         mypy .