Add fleet control: service configs, replica floors, monitor, pause/restart

Central fleet.json sets min/max copies. Tree-node keepFloor respawns
until three healthy unpaused replicas remain. CLI and loopback UI
pause, resume, stop, and restart instances that fail health checks.

packages/verae-fleet/services/zappier-edge.json

@@ -0,0 +1,14 @@
+{
+  "id": "zappier-edge",
+  "title": "Zappier commercial HTTPS edge",
+  "kind": "http",
+  "package": "zappier",
+  "role": "zappier-edge",
+  "managed": true,
+  "runtime": "HTTPS :3000 (portal, admin, meter)",
+  "health": { "type": "http", "path": "/health", "timeoutMs": 800 },
+  "ports": { "healthBase": 13000 },
+  "env": { "PORT": "3000" },
+  "nats": { "in": [], "out": [] },
+  "notes": "Zapier x-api-key lands here. HTTPS to middleware only."
+}