Linted and formatted everything new

pyproject.toml

@@ -15,7 +15,6 @@ dependencies = [
     "jinja2-fragments>=1.11.0",
     "pydantic>=2.12.5",
     "pyparsing>=3.3.2",
-    "pytest>=9.0.2",
     "requests>=2.32.5",
     "sqlalchemy>=2.0.48",
 ]
@@ -27,5 +26,38 @@ hxbooks = "hxbooks.cli:cli"
 requires = ["uv_build>=0.10.10,<0.11.0"]
 build-backend = "uv_build"
 
+[dependency-groups]
+dev = [
+    "pre-commit>=4.5.1",
+    "pytest>=9.0.2",
+    "ruff>=0.15.6",
+    "ty>=0.0.23",
+]
+
 [tool.pytest.ini_options]
 addopts = ["-v", "--tb=short"]
+
+[tool.ruff]
+preview = true
+exclude = [
+    "migrations/**",
+    "src/hxbooks/book.py",
+    "src/hxbooks/util.py",
+    "src/hxbooks/auth.py",
+    "src/hxbooks/gbooks.py",
+]
+
+[tool.ruff.lint]
+select = ["E", "F", "B", "C90", "UP", "RUF", "FURB", "PL", "ANN"]
+ignore = ["PLR09", "PLR2004", "E501", "C901", "PLC1901"]
+per-file-ignores = { "tests/**.py" = ["PLR6301"] }
+
+[tool.ty.src]
+exclude = [
+    "migrations/**",
+    "src/hxbooks/book.py",
+    "src/hxbooks/util.py",
+    "src/hxbooks/auth.py",
+    "src/hxbooks/gbooks.py",
+    "src/hxbooks/htmx.py",
+]