Linting and code cleanup for an imitation of order

pyproject.toml

@@ -24,9 +24,49 @@ test = [
 asyncio_mode = "auto"
 testpaths = ["tests"]
 
+[tool.ruff]
+target-version = "py310"
+line-length = 100
+
+[tool.ruff.lint]
+select = [
+    "E",      # pycodestyle errors
+    "W",      # pycodestyle warnings
+    "F",      # pyflakes
+    "I",      # isort
+    "B",      # flake8-bugbear
+    "C4",     # flake8-comprehensions
+    "UP",     # pyupgrade
+    "SIM",    # flake8-simplify
+]
+ignore = [
+    "E501",   # line too long (handled by formatter)
+    "SIM105", # contextlib.suppress - doesn't work well with async code
+    "SIM108", # ternary operator (sometimes less readable)
+    "SIM117", # nested with statements - can be clearer in tests
+]
+
+[tool.ruff.lint.isort]
+known-first-party = ["app"]
+
+[tool.pyright]
+pythonVersion = "3.10"
+typeCheckingMode = "basic"
+include = ["app"]
+exclude = ["references", ".venv", "tests"]
+reportMissingImports = true
+reportMissingTypeStubs = false
+# Temporarily lenient - fix these incrementally
+reportOptionalMemberAccess = "warning"
+reportArgumentType = "warning"
+reportReturnType = "warning"
+reportAttributeAccessIssue = "warning"
+
 [dependency-groups]
 dev = [
     "httpx>=0.28.1",
     "pytest>=9.0.2",
     "pytest-asyncio>=1.3.0",
+    "ruff>=0.8.0",
+    "pyright>=1.1.390",
 ]