Add LLDP collect page with conservative fabric edge lifecycle.

Move scheduled discovery under Network → LLDP links, mark absent edges missing after one successful scan, purge only after four miss cycles, and expose unmatched/raw job detail.

Co-authored-by: Cursor <cursoragent@cursor.com>

netx_api/lldp_collect_router.py

@@ -0,0 +1,57 @@
+"""HTTP routes for network-management LLDP link collect."""
+
+from __future__ import annotations
+
+from typing import Any
+
+from fastapi import APIRouter, Depends, Query
+from sqlalchemy.orm import Session
+
+from .db import get_db
+from .lldp_collect_schemas import LldpCollectPolicyUpdate
+from .lldp_collect_service import (
+    get_dashboard,
+    get_job_detail,
+    get_policy,
+    list_jobs,
+    start_collect,
+    update_policy,
+)
+
+router = APIRouter(prefix="/v1/topology/lldp-collect", tags=["topology-lldp-collect"])
+
+
+@router.get("/policy")
+def api_get_policy(db: Session = Depends(get_db)) -> dict[str, Any]:
+    return get_policy(db).model_dump()
+
+
+@router.put("/policy")
+def api_put_policy(
+    body: LldpCollectPolicyUpdate, db: Session = Depends(get_db)
+) -> dict[str, Any]:
+    return update_policy(db, body).model_dump()
+
+
+@router.get("/dashboard")
+def api_dashboard(db: Session = Depends(get_db)) -> dict[str, Any]:
+    return get_dashboard(db).model_dump()
+
+
+@router.post("/start")
+def api_start(db: Session = Depends(get_db)) -> dict[str, Any]:
+    return start_collect(db, trigger_mode="manual")
+
+
+@router.get("/jobs")
+def api_list_jobs(
+    page: int = Query(default=1, ge=1),
+    page_size: int = Query(default=20, ge=1, le=100),
+    db: Session = Depends(get_db),
+) -> dict[str, Any]:
+    return list_jobs(db, page=page, page_size=page_size)
+
+
+@router.get("/jobs/{job_id}")
+def api_get_job(job_id: str, db: Session = Depends(get_db)) -> dict[str, Any]:
+    return get_job_detail(db, job_id)