Initial commit - Phase 3/4

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

pytest.ini

@@ -0,0 +1,75 @@
+[pytest]
+# Pytest configuration for Dangerous Pi
+
+# Test discovery patterns
+python_files = test_*.py
+python_classes = Test*
+python_functions = test_*
+
+# Test paths
+testpaths = tests
+
+# Output options
+addopts =
+    # Verbose output
+    -v
+    # Show local variables in tracebacks
+    -l
+    # Show summary of all test outcomes
+    -ra
+    # Enable strict markers
+    --strict-markers
+    # Coverage reporting
+    --cov=app/backend/services
+    --cov=app/backend/api
+    --cov-report=term-missing
+    --cov-report=html:htmlcov
+    --cov-report=xml
+    # Fail on warnings
+    # --strict-warnings
+    # Show slowest tests
+    --durations=10
+
+# Markers
+markers =
+    asyncio: marks tests as async (using pytest-asyncio)
+    unit: marks tests as unit tests
+    integration: marks tests as integration tests
+    slow: marks tests as slow running
+    skip_ci: skip tests in CI environment
+
+# Asyncio configuration
+asyncio_mode = auto
+
+# Logging
+log_cli = false
+log_cli_level = INFO
+log_file = tests/test.log
+log_file_level = DEBUG
+
+# Coverage options
+[coverage:run]
+source = app/backend
+omit =
+    */tests/*
+    */conftest.py
+    */__pycache__/*
+    */migrations/*
+
+[coverage:report]
+# Fail if coverage below threshold
+# fail_under = 80
+exclude_lines =
+    # Standard pragmas
+    pragma: no cover
+    # Defensive programming
+    raise AssertionError
+    raise NotImplementedError
+    # Type checking
+    if TYPE_CHECKING:
+    # Abstract methods
+    @abstractmethod
+    # Debug code
+    def __repr__
+    # Skip main blocks
+    if __name__ == .__main__.: