feat: wire ansible blueprint, startup interrupted-run marker, git-pull task, cleanup

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

fablednetmon/core/cleanup.py

@@ -7,6 +7,7 @@ from sqlalchemy import delete
 
 from fablednetmon.models.monitors import DnsResult, PingResult
 from fablednetmon.models.metrics import PluginMetric
+from fablednetmon.models.ansible import AnsibleRun
 
 if TYPE_CHECKING:
     from quart import Quart
@@ -25,6 +26,7 @@ async def run_cleanup(app: "Quart") -> None:
                 (PingResult, PingResult.probed_at),
                 (DnsResult, DnsResult.resolved_at),
                 (PluginMetric, PluginMetric.recorded_at),
+                (AnsibleRun, AnsibleRun.started_at),
             ]:
                 result = await session.execute(
                     delete(model).where(ts_col < cutoff)