fix(ci): add uv quality gates and test discovery config

.github/workflows/build.yml

@@ -22,6 +22,13 @@ jobs:
         run: |
           python -m pip install --upgrade pip
           pip install -e ".[dev,visualize]"
+      - name: Run lint
+        run: ruff check .
+      - name: Run type check (non-blocking)
+        continue-on-error: true
+        run: pyright
+      - name: Smoke check
+        run: python -c "import delphi; print(delphi.__version__)"
       - name: Run tests
         run: pytest
       - name: build

pyproject.toml

@@ -35,7 +35,7 @@ dependencies = [
 dev = [
     "pytest",
     "pyright==1.1.378",
-    "pytest-beartype", "pytest-asyncio", "setuptools", "pre-commit"
+    "pytest-beartype", "pytest-asyncio", "setuptools", "pre-commit", "ruff"
 ]
 visualize = [
     "kaleido==0.2.1",
@@ -54,14 +54,16 @@ include = ["delphi*"]
 [tool.ruff]
 # TODO: Clean up or remove experiments folder.
 exclude = ["experiments", "**/prompts/*", "**/prompts.py","**/simulator.py"]
+# Same as Black.
+line-length = 88
+
+[tool.ruff.lint]
 # Avoid automatically removing unused imports in __init__.py files.
 # Such imports will be flagged with a dedicated message suggesting
 # that the import is either added to the module's __all__ symbol
 ignore-init-module-imports = true
 # Ignore F821 (undefined name) errors, as they are common in type annotations.
 ignore = ["F722", "F821"]
-# Same as Black.
-line-length = 88
 # Enable pycodestyle (`E`), Pyflakes (`F`), and isort (`I`) codes
 # See https://beta.ruff.rs/docs/rules/ for more possible rules
 select = ["E", "F", "I"]
@@ -135,3 +137,4 @@ upload_to_vcs_release = true
 
 [tool.pytest.ini_options]
 beartype_packages = "delphi"
+testpaths = ["tests"]