feat: initial IRC bouncer implementation

Async Python IRC bouncer with SOCKS5 proxy support, multi-network
connections, password auth, and persistent SQLite backlog with replay.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

pyproject.toml

@@ -0,0 +1,42 @@
+[build-system]
+requires = ["setuptools>=68.0", "setuptools-scm"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "bouncer"
+version = "0.1.0"
+description = "IRC bouncer with SOCKS5 proxy support and persistent backlog"
+requires-python = ">=3.10"
+dependencies = [
+    "python-socks[asyncio]>=2.4",
+    "aiosqlite>=0.19",
+]
+
+[project.optional-dependencies]
+dev = [
+    "ruff>=0.4",
+    "black>=24.0",
+    "pytest>=8.0",
+    "pytest-asyncio>=0.23",
+]
+
+[project.scripts]
+bouncer = "bouncer.__main__:main"
+
+[tool.setuptools.packages.find]
+where = ["src"]
+
+[tool.ruff]
+target-version = "py310"
+line-length = 100
+
+[tool.ruff.lint]
+select = ["E", "F", "W", "I"]
+
+[tool.black]
+line-length = 100
+target-version = ["py310"]
+
+[tool.pytest.ini_options]
+testpaths = ["tests"]
+asyncio_mode = "auto"