feat: make check-backend for quality checks

Makefile

@@ -41,6 +41,23 @@ validate-yamls: ## Validate all YAML configuration files
 
 .PHONY: help
 help: ## Display this help message
-	@python -c "import re; \
+	@uv run python -c "import re; \
 	p=r'$(firstword $(MAKEFILE_LIST))'.strip(); \
 	[print(f'{m[0]:<20} {m[1]}') for m in re.findall(r'^([a-zA-Z_-]+):.*?## (.*)$$', open(p, encoding='utf-8').read(), re.M)]" | sort
+
+# ==============================================================================
+# Quality Checks
+# ==============================================================================
+
+.PHONY: check-backend
+check-backend: ## Run backend quality checks (tests + linting)
+	@$(MAKE) backend-tests
+	@$(MAKE) backend-lint
+
+.PHONY: backend-tests
+backend-tests: ## Run backend tests
+	@uv run pytest -v
+
+.PHONY: backend-lint
+backend-lint: ## Run backend linting
+	@uvx ruff check .

pyproject.toml

@@ -45,5 +45,19 @@ dependencies = [
 requires = ["hatchling"]
 build-backend = "hatchling.build"
 
+[tool.pytest.ini_options]
+pythonpath = ["."]
+testpaths = ["tests"]
+python_files = ["test_*.py"]
+python_classes = ["Test*"]
+python_functions = ["test_*"]
+addopts = "-v --tb=short"
+filterwarnings = [
+    # Upstream SWIG issue in faiss-cpu on Python 3.12; awaiting SWIG 4.4 fix.
+    "ignore:builtin type Swig.*:DeprecationWarning",
+    "ignore:builtin type swigvarlink.*:DeprecationWarning",
+]
+
+
 [tool.uv]
 package = false

tests/test_memory_embedding_consistency.py

@@ -3,11 +3,6 @@ from unittest.mock import MagicMock, patch
 from runtime.node.agent.memory.memory_base import MemoryContentSnapshot, MemoryItem
 from runtime.node.agent.memory.simple_memory import SimpleMemory
 
-
-# ---------------------------------------------------------------------------
-# Helpers
-# ---------------------------------------------------------------------------
-
 def _make_store(memory_path=None):
     """Build a minimal MemoryStoreConfig mock for SimpleMemory."""
     simple_cfg = MagicMock()
@@ -37,12 +32,7 @@ def _make_memory_item(item_id: str, dim: int):
     )
 
 
-# ---------------------------------------------------------------------------
-# Tests
-# ---------------------------------------------------------------------------
-
 class TestSimpleMemoryRetrieveMixedDimensions:
-    """Task 2.1: verify retrieve() handles mixed-dimension embeddings."""
 
     def test_mixed_dimensions_does_not_crash(self):
         """Retrieve with mixed-dimensional embeddings MUST not raise."""
@@ -112,7 +102,6 @@ class TestSimpleMemoryRetrieveMixedDimensions:
 
 
 class TestOpenAIEmbeddingDynamicFallback:
-    """Task 2.2: verify dynamic fallback dimension caching."""
 
     def test_fallback_uses_model_dimension_after_success(self):
         """After a successful call the fallback dimension MUST match the model."""