chore: synchronize pending app/backend updates and repository hygiene

Includes current frontend and backend work in progress and removes generated artifacts from tracking to keep the repository clean for дальнейшая разработка.

Co-authored-by: Cursor <[email protected]>

backend/src/services/poller.ts

@@ -4,6 +4,7 @@ import { servers, serverSnapshots } from "../db/schema.js"
 import type { SnapshotInsert } from "../db/schema.js"
 import type { SnapshotRead } from "../types/server.js"
 import { MikrotikClient } from "./mikrotik.js"
+import { parseRosCpuLoadPercent, parseRosDataSizeBytes } from "./ros-metric-parse.js"
 
 // ── pollServer ─────────────────────────────────────────────────────────────────
 
@@ -45,10 +46,9 @@ export async function pollServer(serverId: number): Promise<SnapshotRead> {
 
     const latencyMs = performance.now() - t0
 
-    // Parse RouterOS string values (RouterOS REST API returns everything as strings)
-    const cpuLoad  = parseInt(resource["cpu-load"],    10)
-    const freeMem  = parseInt(resource["free-memory"],  10)
-    const totalMem = parseInt(resource["total-memory"], 10)
+    const cpuLoad  = parseRosCpuLoadPercent(resource["cpu-load"])
+    const freeMem  = parseRosDataSizeBytes(resource["free-memory"])
+    const totalMem = parseRosDataSizeBytes(resource["total-memory"])
 
     Object.assign(partialSnap, {
       status:         "online",
@@ -57,9 +57,9 @@ export async function pollServer(serverId: number): Promise<SnapshotRead> {
       rosVersion:     resource["version"],
       boardName:      resource["board-name"],
       uptime:         resource["uptime"],
-      cpuLoad:        isNaN(cpuLoad)  ? null : cpuLoad,
-      freeMemory:     isNaN(freeMem)  ? null : freeMem,
-      totalMemory:    isNaN(totalMem) ? null : totalMem,
+      cpuLoad,
+      freeMemory:     freeMem,
+      totalMemory:    totalMem,
       rawInterfaces:  JSON.stringify(ifaces),
       rawIpAddresses: JSON.stringify(addresses),
     } satisfies Partial<SnapshotInsert>)