refactor: modernize project and improve error handling and documentation

pyproject.toml

@@ -5,8 +5,36 @@ description = "Add your description here"
 readme = "README.md"
 requires-python = ">=3.11"
 dependencies = [
+    "click>=8.3.1",
     "duckdb>=1.4.4",
+    "fastapi>=0.128.7",
     "polars>=1.38.1",
     "pyarrow>=23.0.0",
+    "pydantic>=2.12.5",
+    "pydantic-settings>=2.12.0",
+    "pyyaml>=6.0.3",
     "requests>=2.32.5",
+    "streamlit>=1.54.0",
+    "tenacity>=9.1.4",
+    "uvicorn>=0.40.0",
+]
+
+[tool.ruff]
+line-length = 88
+target-version = "py311"
+
+[tool.ruff.lint]
+select = ["E", "F", "I", "W", "C90", "B"]
+ignore = []
+
+[tool.pytest.ini_options]
+pythonpath = ["."]
+testpaths = ["tests"]
+
+[dependency-groups]
+dev = [
+    "pytest>=9.0.2",
+    "pytest-mock>=3.15.1",
+    "requests-mock>=1.12.1",
+    "ruff>=0.15.0",
 ]