chore(project): add repository scaffolding and build config

pyproject.toml

@@ -0,0 +1,64 @@
+[project]
+name = "somafm-tui"
+version = "0.1.0"
+description = "A flashy terminal radio for SomaFM with a live spectrum analyser, MPRIS support and song history"
+readme = "README.md"
+license = "WTFPL"
+license-files = ["LICENSE"]
+requires-python = ">=3.10"
+authors = [{ name = "somafm-tui contributors" }]
+keywords = ["somafm", "radio", "tui", "terminal", "mpris", "audio"]
+classifiers = [
+  "Environment :: Console",
+  "Intended Audience :: End Users/Desktop",
+  "Programming Language :: Python :: 3",
+  "Programming Language :: Python :: 3.10",
+  "Programming Language :: Python :: 3.11",
+  "Programming Language :: Python :: 3.12",
+  "Programming Language :: Python :: 3.13",
+  "Topic :: Multimedia :: Sound/Audio",
+]
+dependencies = [
+  "textual>=8.0,<9",
+  "rich>=14.2",
+  "httpx>=0.27",
+  "numpy>=2.0",
+  "pillow>=10.0",
+  "dbus-next>=0.2.3; sys_platform == 'linux'",
+]
+
+[project.scripts]
+somafm-tui = "somafm_tui.__main__:main"
+
+[build-system]
+requires = ["hatchling"]
+build-backend = "hatchling.build"
+
+[tool.hatch.build.targets.wheel]
+packages = ["somafm_tui"]
+
+[tool.hatch.build.targets.wheel.force-include]
+"somafm_tui/theme.tcss" = "somafm_tui/theme.tcss"
+
+[dependency-groups]
+dev = [
+  "pytest>=8.0",
+  "pytest-asyncio>=0.24",
+]
+
+[tool.pytest.ini_options]
+asyncio_mode = "auto"
+testpaths = ["tests"]
+
+[tool.ruff]
+target-version = "py310"
+line-length = 100
+extend-exclude = ["dist", ".venv", "build"]
+
+[tool.ruff.lint]
+select = ["E4", "E7", "E9", "F", "I", "UP", "B", "SIM", "RUF"]
+ignore = ["RUF001"]  # en/em dashes are part of real SomaFM metadata
+# dbus-next needs short signature strings ("s", "a{sv}", "x", …) in
+# annotations; they are not Python names.
+[tool.ruff.lint.per-file-ignores]
+"somafm_tui/mpris.py" = ["F821", "F722", "UP037"]