chore: add Windows agent source baseline

agents/windows/MinerOpsPoolPoller.ps1

@@ -0,0 +1,146 @@
+$ErrorActionPreference = "Stop"
+
+$ConfigPath = "C:\MinerOpsAgent\agent-config.json"
+$Config = Get-Content -Raw $ConfigPath | ConvertFrom-Json
+
+$HubUrl = ($Config.hub_url + "").TrimEnd("/")
+$AgentId = $Config.agent_id
+$AgentSecret = $Config.agent_secret
+
+$Headers = @{
+    "X-MinerOps-Agent-Secret" = $AgentSecret
+}
+
+function Normalize-MinerOpsIp {
+    param([string] $Ip)
+
+    if (-not $Ip) {
+        return ""
+    }
+
+    return ($Ip -replace "/32$", "").Trim()
+}
+
+function Invoke-MinerOps4028PoolsSimple {
+    param(
+        [Parameter(Mandatory=$true)] [string] $Ip,
+        [int] $Port = 4028,
+        [int] $TimeoutMs = 5000
+    )
+
+    $client = $null
+    $stream = $null
+
+    try {
+        $json = '{"command":"pools"}'
+
+        $client = New-Object System.Net.Sockets.TcpClient
+        $client.ReceiveTimeout = $TimeoutMs
+        $client.SendTimeout = $TimeoutMs
+        $client.Connect($Ip, $Port)
+
+        $stream = $client.GetStream()
+        $stream.ReadTimeout = $TimeoutMs
+        $stream.WriteTimeout = $TimeoutMs
+
+        $bytes = [System.Text.Encoding]::ASCII.GetBytes($json)
+        $stream.Write($bytes, 0, $bytes.Length)
+        $stream.Flush()
+
+        Start-Sleep -Milliseconds 500
+
+        $buffer = New-Object byte[] 131072
+        $read = $stream.Read($buffer, 0, $buffer.Length)
+
+        if ($read -le 0) {
+            return $null
+        }
+
+        $raw = [System.Text.Encoding]::ASCII.GetString($buffer, 0, $read).Trim([char]0).Trim()
+
+        if (-not $raw) {
+            return $null
+        }
+
+        $parsed = $raw | ConvertFrom-Json
+
+        if (-not $parsed.POOLS) {
+            return $null
+        }
+
+        return @($parsed.POOLS)
+    }
+    catch {
+        return $null
+    }
+    finally {
+        if ($stream) {
+            try { $stream.Close() } catch {}
+        }
+
+        if ($client) {
+            try { $client.Close() } catch {}
+        }
+    }
+}
+
+$response = Invoke-RestMethod -Method Get -Uri "$HubUrl/api/agent/known-miners" -Headers $Headers -TimeoutSec 60
+
+$knownMiners = @()
+
+if ($response.miners) {
+    $knownMiners = @($response.miners)
+} elseif ($response.data -and $response.data.miners) {
+    $knownMiners = @($response.data.miners)
+} elseif ($response.data -and $response.data.known_miners) {
+    $knownMiners = @($response.data.known_miners)
+}
+
+Write-Host "Known miners: $($knownMiners.Count)"
+
+$poolSnapshots = New-Object System.Collections.Generic.List[object]
+$count = 0
+
+foreach ($miner in $knownMiners) {
+    $count++
+
+    $ip = Normalize-MinerOpsIp -Ip $miner.ip_address
+
+    if (-not $ip) {
+        continue
+    }
+
+    if (($count % 25) -eq 0) {
+        Write-Host "Checked $count / $($knownMiners.Count). Collected $($poolSnapshots.Count)."
+    }
+
+    $pools = @(Invoke-MinerOps4028PoolsSimple -Ip $ip)
+
+    if ($pools.Count -gt 0) {
+        $poolSnapshots.Add([pscustomobject]@{
+            miner_id = $miner.miner_id
+            ip_address = $ip
+            mac_address = $miner.mac_address
+            model = $miner.model
+            pools = @($pools)
+        })
+    }
+}
+
+Write-Host "Pool snapshots collected: $($poolSnapshots.Count)"
+
+$body = @{
+    agent_id = $AgentId
+    pool_snapshots = $poolSnapshots
+} | ConvertTo-Json -Depth 20
+
+$result = Invoke-RestMethod `
+    -Method Post `
+    -Uri "$HubUrl/api/agent/pool-snapshots" `
+    -Headers $Headers `
+    -Body $body `
+    -ContentType "application/json" `
+    -TimeoutSec 180
+
+$result | ConvertTo-Json -Depth 10
+