feat: add install script packaging

pyproject.toml

@@ -0,0 +1,27 @@
+[build-system]
+requires = ["setuptools>=68"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "bot-bottle"
+version = "0.1.0"
+description = "Self-hosted sandbox for AI coding agents with egress controls"
+readme = "README.md"
+requires-python = ">=3.11"
+license = { text = "Apache-2.0" }
+dependencies = []
+
+[project.scripts]
+bot-bottle = "bot_bottle.cli:main"
+
+[tool.setuptools.packages.find]
+include = ["bot_bottle*"]
+
+[tool.setuptools.package-data]
+bot_bottle = [
+    "Dockerfile.sidecars",
+    "egress_entrypoint.sh",
+    "contrib/claude/Dockerfile",
+    "contrib/codex/Dockerfile",
+    "contrib/pi/Dockerfile",
+]