Add Odoo prod backup gate driver

[cbusillo]

Summary

• add a Launchplane-owned Odoo prod backup-gate workflow, CLI, and HTTP driver route
• capture DB/filestore backups through a Dokploy manual schedule with web stopped during capture
• require DB-backed Odoo runtime values for database name, filestore path, and backup root
• add authz policy entries, docs, and targeted tests

Tests

• uv run python -m unittest tests.test_odoo_prod_backup_gate tests.test_service tests.test_dokploy
• uv run ruff format --check control_plane/dokploy.py control_plane/workflows/odoo_prod_backup_gate.py control_plane/cli.py control_plane/service.py tests/test_odoo_prod_backup_gate.py tests/test_service.py tests/test_dokploy.py
• uv run ruff check control_plane/dokploy.py control_plane/workflows/odoo_prod_backup_gate.py control_plane/cli.py control_plane/service.py tests/test_odoo_prod_backup_gate.py tests/test_service.py tests/test_dokploy.py