feat: Gruppe 1 – Projektgerüst, Auth, CLI (v0.1.0)

- pyproject.toml: hatchling build, mcp-familywall entry-point, deps
- src/mcp_familywall/__init__.py: version 0.1.0
- src/mcp_familywall/config.py: YAML config loader (schema_version: 1)
- src/mcp_familywall/auth.py: keyring credential resolution (FW_EMAIL/FW_PASSWORD → keyring)
- src/mcp_familywall/fw_client.py: httpx client, login/logout/call, FW_DEBUG logging
- src/mcp_familywall/cli.py: click CLI with setup / check / serve commands
- .gitignore, README.md, CLAUDE.md, SPEC.md

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

src/mcp_familywall/__init__.py

@@ -0,0 +1 @@
+__version__ = "0.1.0"