diff --git a/MiGu.Server/Configs/OpsAuditStore.cs b/MiGu.Server/Configs/OpsAuditStore.cs
new file mode 100644
index 0000000..dbf826e
--- /dev/null
+++ b/MiGu.Server/Configs/OpsAuditStore.cs
@@ -0,0 +1,128 @@
+using System.Text.Json;
+using MiGu.Server.Infra;
+
+namespace MiGu.Server.Configs;
+
+/// <summary>
+/// 运维操作审计存储：内存队列 + <c>data/ops-audit.json</c> 原子持久化。
+///
+/// 取代 OpsController 旧的「纯静态 ConcurrentQueue」——那种实现进程一重启审计全丢，
+/// 且无法满足「运维动作可追溯」的合规诉求。这里启动时回载历史，写入走原子落盘，
+/// 仅保留最近 <see cref="MaxEntries"/> 条避免无限增长。
+/// </summary>
+public sealed class OpsAuditStore
+{
+    public sealed record AuditEntry(
+        string Id,
+        DateTimeOffset Ts,
+        string User,
+        string Scope,
+        string OpCode,
+        string Target,
+        string Result,
+        string? Message,
+        string? IdempotencyKey = null);
+
+    private const int MaxEntries = 500;
+
+    private readonly object _gate = new();
+    private readonly string _file;
+    private readonly ILogger<OpsAuditStore> _logger;
+    private readonly List<AuditEntry> _entries = new();
+    private long _seq;
+
+    private readonly JsonSerializerOptions _json = new()
+    {
+        PropertyNamingPolicy = JsonNamingPolicy.CamelCase,
+        WriteIndented = false
+    };
+
+    public OpsAuditStore(IWebHostEnvironment env, ILogger<OpsAuditStore> logger)
+    {
+        _logger = logger;
+        var dir = Path.Combine(env.ContentRootPath, "data");
+        Directory.CreateDirectory(dir);
+        _file = Path.Combine(dir, "ops-audit.json");
+        Load();
+    }
+
+    private void Load()
+    {
+        try
+        {
+            if (!File.Exists(_file)) return;
+            var list = JsonSerializer.Deserialize<List<AuditEntry>>(File.ReadAllText(_file), _json);
+            if (list is { Count: > 0 })
+            {
+                _entries.AddRange(list.Count > MaxEntries ? list.GetRange(list.Count - MaxEntries, MaxEntries) : list);
+                // 续上序号，避免重启后 id 从 A000001 重新开始造成重复。
+                _seq = _entries.Select(e => ParseSeq(e.Id)).DefaultIfEmpty(0).Max();
+            }
+        }
+        catch (Exception ex)
+        {
+            _logger.LogWarning(ex, "ops 审计文件 {File} 加载失败，将以空记录开始并备份损坏文件", _file);
+            AtomicFile.BackupCorrupt(_file);
+        }
+    }
+
+    private static long ParseSeq(string id) => long.TryParse(id.TrimStart('A'), out var n) ? n : 0;
+
+    /// <summary>追加一条审计并原子落盘。返回生成的条目（含 Id）。</summary>
+    public AuditEntry Append(string user, string scope, string opCode, string target, string result, string? message, string? idempotencyKey = null)
+    {
+        lock (_gate)
+        {
+            var entry = new AuditEntry(
+                $"A{++_seq:D6}", DateTimeOffset.UtcNow,
+                user, scope, opCode, target, result, message, idempotencyKey);
+            _entries.Add(entry);
+            if (_entries.Count > MaxEntries)
+                _entries.RemoveRange(0, _entries.Count - MaxEntries);
+            Persist();
+            return entry;
+        }
+    }
+
+    /// <summary>
+    /// 查找指定幂等键最近一条「成功(ok)」审计，用于对重复下发去重。无则返回 null。
+    /// 仅匹配成功记录：上次失败的请求允许重试重新下发。
+    /// </summary>
+    public AuditEntry? FindSuccessByIdempotencyKey(string? key)
+    {
+        if (string.IsNullOrWhiteSpace(key)) return null;
+        lock (_gate)
+        {
+            for (var i = _entries.Count - 1; i >= 0; i--)
+            {
+                var e = _entries[i];
+                if (e.Result == "ok" && string.Equals(e.IdempotencyKey, key, StringComparison.Ordinal))
+                    return e;
+            }
+            return null;
+        }
+    }
+
+    /// <summary>最近的审计（倒序，最新在前）。</summary>
+    public IReadOnlyList<AuditEntry> Recent()
+    {
+        lock (_gate)
+        {
+            var copy = new List<AuditEntry>(_entries);
+            copy.Reverse();
+            return copy;
+        }
+    }
+
+    private void Persist()
+    {
+        try
+        {
+            AtomicFile.WriteAllText(_file, JsonSerializer.Serialize(_entries, _json));
+        }
+        catch (Exception ex)
+        {
+            _logger.LogWarning(ex, "ops 审计持久化到 {File} 失败", _file);
+        }
+    }
+}
diff --git a/MiGu.Server/Controllers/OpsController.cs b/MiGu.Server/Controllers/OpsController.cs
index ae335ff..6d11299 100644
--- a/MiGu.Server/Controllers/OpsController.cs
+++ b/MiGu.Server/Controllers/OpsController.cs
@@ -1,17 +1,30 @@
-using System.Collections.Concurrent;
-using System.Security.Claims;
+using System.Security.Claims;
+using System.Text.Json;
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Mvc;
+using Microsoft.Extensions.Options;
+using MiGu.Server.Auth;
+using MiGu.Server.Configs;
+using MiGu.Server.Launcher;
 
 namespace MiGu.Server.Controllers;
 
 /// <summary>
-/// 运维白名单网关（占位）。真实落地时按架构 §5.1 + §10.5：
-/// - 校验 scope=RCSMonitor 是否允许该 op；
-/// - YARP 转发到 SimpleLite /api/ops/*；
-/// - 写 OpsAuditLog（simple_main.db） + 写 OpsLogs（platform.db）。
+/// 运维白名单网关。运营端（RCSMonitor）通过本控制器执行受控运维动作。
 ///
-/// AR-4: 全 class 加 [Authorize] —— 至少要求登录，再按 op 白名单 + JWT ops claim 双校验。
+/// AR-4：[Authorize] 要求登录，再按 op 白名单 + JWT ops claim 双校验。
+///
+/// M4 修复（运维操作真实下发 + 审计落库）：
+/// - 旧实现只把动作塞进静态内存队列、永远回 success=true，是「假操作」（前端显示
+///   “暂停成功”但内核毫无反应，且重启审计全丢）；
+/// - 现在：命中 <c>Ops:Dispatch</c> 映射的 op 会**真实转发**到 SimpleLite 反射 execute，
+///   按内核返回如实记成功 / 失败；未映射的 op 不再假成功，明确回「未下发」；
+/// - 审计统一经 <see cref="OpsAuditStore"/> 落盘（重启不丢）。
+///
+/// 关于映射：运营语义（暂停 / 恢复 / 回库 / 重置会话 / 手动充电）与 SimpleLite 内核反射
+/// 方法（OnlineCar/OfflineCar/Repair/Blown/Reset… 见 Car.cs <c>[MethodMember]</c>）并非
+/// 一一对应。为避免「猜错方法名 → 误操作车辆」，默认不预置车辆映射，由部署方在
+/// appsettings.json <c>Ops:Dispatch</c> 显式配置 <c>"opCode": "kind:Method"</c> 后即真实下发。
 /// </summary>
 [ApiController]
 [Authorize]
@@ -20,10 +33,6 @@ public class OpsController : ControllerBase
 {
     public record ExecuteRequest(string OpCode, string TargetId, string? Reason, string? IdempotencyKey);
     public record ExecuteResponse(bool Ok, string AuditId, string? Message);
-    public record AuditEntry(string Id, DateTimeOffset Ts, string User, string Scope, string OpCode, string Target, string Result, string? Message);
-
-    private static readonly ConcurrentQueue<AuditEntry> Audits = new();
-    private static long _seq = 0;
 
     private static readonly HashSet<string> Whitelist = new(StringComparer.Ordinal)
     {
@@ -32,14 +41,54 @@ public class OpsController : ControllerBase
         "ops.task.boostPriority", "monitor.note.write"
     };
 
-    [HttpPost("execute")]
-    public ActionResult<ExecuteResponse> Execute([FromBody] ExecuteRequest req)
+    private readonly OpsAuditStore _audits;
+    private readonly IHttpClientFactory _httpFactory;
+    private readonly InternalTokenStore _internalToken;
+    private readonly SimpleLiteOptions _sl;
+    private readonly ILogger<OpsController> _log;
+    private readonly IReadOnlyDictionary<string, (string Kind, string Method)> _dispatch;
+
+    public OpsController(
+        OpsAuditStore audits,
+        IHttpClientFactory httpFactory,
+        InternalTokenStore internalToken,
+        IOptions<SimpleLiteOptions> sl,
+        IConfiguration config,
+        ILogger<OpsController> log)
     {
+        _audits = audits;
+        _httpFactory = httpFactory;
+        _internalToken = internalToken;
+        _sl = sl.Value;
+        _log = log;
+        _dispatch = LoadDispatch(config);
+    }
+
+    /// <summary>从 appsettings <c>Ops:Dispatch</c> 读取 opCode → "kind:Method" 映射（忽略空值与 _ 注释键）。</summary>
+    private static IReadOnlyDictionary<string, (string, string)> LoadDispatch(IConfiguration config)
+    {
+        var map = new Dictionary<string, (string, string)>(StringComparer.Ordinal);
+        foreach (var kv in config.GetSection("Ops:Dispatch").GetChildren())
+        {
+            var op = kv.Key;
+            var spec = kv.Value;
+            if (op.StartsWith('_') || string.IsNullOrWhiteSpace(spec)) continue;
+            var parts = spec.Split(':', 2, StringSplitOptions.TrimEntries);
+            if (parts.Length == 2 && parts[0].Length > 0 && parts[1].Length > 0)
+                map[op] = (parts[0], parts[1]);
+        }
+        return map;
+    }
+
+    [HttpPost("execute")]
+    public async Task<ActionResult<ExecuteResponse>> Execute([FromBody] ExecuteRequest req)
+    {
+        if (req is null || string.IsNullOrWhiteSpace(req.OpCode))
+            return BadRequest(new { message = "opCode 不能为空" });
         if (!Whitelist.Contains(req.OpCode))
             return BadRequest(new { message = $"非白名单 op：{req.OpCode}" });
 
-        // AR-4: JWT ops claim 二次校验 —— JWT 颁发时已写入用户被授权的 ops 列表（空格分隔），
-        // 这里要求 (op 在白名单) AND (op 在用户 ops claim)；admin 的 "*" 会被特判通过。
+        // AR-4：JWT ops claim 二次校验 —— (op 在白名单) AND (op 在用户 ops claim)；admin 的 "*" 特判通过。
         var opsClaim = User.FindFirst("ops")?.Value ?? "";
         var userOps = opsClaim.Split(' ', StringSplitOptions.RemoveEmptyEntries);
         if (!userOps.Contains("*") && !userOps.Contains(req.OpCode))
@@ -48,17 +97,98 @@ public class OpsController : ControllerBase
         var user = User.Identity?.Name ?? User.FindFirstValue(ClaimTypes.NameIdentifier) ?? "anonymous";
         var scope = User.FindFirst("scope")?.Value ?? "unknown";
 
-        var id = $"A{Interlocked.Increment(ref _seq):D6}";
-        var entry = new AuditEntry(id, DateTimeOffset.UtcNow, user, scope,
-            req.OpCode, req.TargetId, "ok", req.Reason);
-        Audits.Enqueue(entry);
-        while (Audits.Count > 200 && Audits.TryDequeue(out _)) { }
-        return Ok(new ExecuteResponse(true, id, null));
+        // 幂等：同一 IdempotencyKey 若已有成功审计，直接复用上次结果，避免前端重试 / 双击造成重复下发与重复审计。
+        if (!string.IsNullOrWhiteSpace(req.IdempotencyKey))
+        {
+            var dup = _audits.FindSuccessByIdempotencyKey(req.IdempotencyKey);
+            if (dup is not null)
+                return Ok(new ExecuteResponse(true, dup.Id, dup.Message ?? "幂等命中：已执行过相同请求，未重复下发"));
+        }
+
+        // monitor.note.write：运营备注，非内核动作，仅审计。
+        if (req.OpCode == "monitor.note.write")
+            return Ok(Done(user, scope, req, "ok", req.Reason));
+
+        // 未配置映射：不再「假成功」，如实告知未下发（在 appsettings Ops:Dispatch 绑定后即真实生效）。
+        if (!_dispatch.TryGetValue(req.OpCode, out var map))
+            return Ok(Done(user, scope, req, "unmapped",
+                $"运维动作 {req.OpCode} 尚未绑定 SimpleLite 内核方法，已记录审计但未下发。" +
+                $"请在 appsettings.json 的 Ops:Dispatch 配置 \"{req.OpCode}\": \"kind:Method\"。",
+                ok: false));
+
+        var numericId = ExtractNumericId(req.TargetId);
+        if (numericId is null)
+            return Ok(Done(user, scope, req, "failed", $"目标 ID『{req.TargetId}』无法解析为数字", ok: false));
+
+        // M4：真实转发到 SimpleLite 反射 execute（与前端 reflectionApi.execute 同路径，本机直连 8222）。
+        string result;
+        string? message;
+        try
+        {
+            var url = $"http://127.0.0.1:{_sl.ProjectionPort}/projection/reflection/execute/" +
+                      $"{map.Kind}/{numericId}/{Uri.EscapeDataString(map.Method)}";
+            using var client = _httpFactory.CreateClient();
+            client.Timeout = TimeSpan.FromSeconds(8);
+            using var msg = new HttpRequestMessage(HttpMethod.Post, url);
+            // 即使 SimpleLite 默认放行 loopback，也带上 internal token，兼容其严格模式(AllowLoopback=false)。
+            if (!string.IsNullOrEmpty(_internalToken.Token))
+                msg.Headers.TryAddWithoutValidation("X-Platform-Internal-Token", _internalToken.Token);
+            using var resp = await client.SendAsync(msg);
+            var body = await resp.Content.ReadAsStringAsync();
+            var success = resp.IsSuccessStatusCode && ParseSuccess(body);
+            result = success ? "ok" : "failed";
+            message = success ? null : $"SimpleLite 返回 {(int)resp.StatusCode}：{ExtractMessage(body)}";
+        }
+        catch (Exception ex)
+        {
+            result = "failed";
+            message = $"下发 SimpleLite 失败：{ex.GetType().Name}: {ex.Message}";
+            _log.LogWarning(ex, "ops execute 转发失败 op={Op} target={Target}", req.OpCode, req.TargetId);
+        }
+
+        return Ok(Done(user, scope, req, result, message, ok: result == "ok"));
     }
 
     [HttpGet("audits")]
-    public IActionResult Audits200()
+    public IActionResult Audits200() => Ok(_audits.Recent());
+
+    /// <summary>写一条审计并组装响应（成功时审计落 Reason，失败 / 未下发落具体 message）。</summary>
+    private ExecuteResponse Done(string user, string scope, ExecuteRequest req, string result, string? message, bool ok = true)
     {
-        return Ok(Audits.Reverse());
+        var entry = _audits.Append(user, scope, req.OpCode, req.TargetId, result, message ?? req.Reason, req.IdempotencyKey);
+        return new ExecuteResponse(ok, entry.Id, message);
+    }
+
+    /// <summary>
+    /// 前端可能传 "C01" / "M03" / "5"，抽取「首段」连续数字作为内核对象 id。
+    /// 取首段而非拼接所有数字，避免 "AGV-12-3" 被误合并成 123。
+    /// </summary>
+    private static int? ExtractNumericId(string? raw)
+    {
+        if (string.IsNullOrWhiteSpace(raw)) return null;
+        var m = System.Text.RegularExpressions.Regex.Match(raw, @"\d+");
+        return m.Success && int.TryParse(m.Value, out var n) ? n : null;
+    }
+
+    private static bool ParseSuccess(string body)
+    {
+        try
+        {
+            using var doc = JsonDocument.Parse(body);
+            return doc.RootElement.TryGetProperty("success", out var s) && s.ValueKind == JsonValueKind.True;
+        }
+        catch { return false; }
+    }
+
+    private static string ExtractMessage(string body)
+    {
+        try
+        {
+            using var doc = JsonDocument.Parse(body);
+            if (doc.RootElement.TryGetProperty("message", out var m) && m.ValueKind == JsonValueKind.String)
+                return m.GetString() ?? "";
+        }
+        catch { /* ignore，下面回退裁剪原文 */ }
+        return body.Length <= 200 ? body : body[..200] + "…";
     }
 }
diff --git a/MiGu.Server/appsettings.json b/MiGu.Server/appsettings.json
index 21edc58..4f6b949 100644
--- a/MiGu.Server/appsettings.json
+++ b/MiGu.Server/appsettings.json
@@ -39,10 +39,16 @@
       "ops":   { "Password": "ops" }
     }
   },
+  "_comment_Ops": "运维操作真实下发映射（M4）。opCode → 'kind:Method'，Method 必须是 SimpleLite 反射 [MethodMember] 的真实方法名（车辆 kind=car，见 Car.cs：OnlineCar/OfflineCar/DisableCar/EnableCar/Repair/Blown/Reset 等；任务 kind=mission）。运营白名单的 pause/resume/gohome/manualCharge 内核暂无一一对应方法——留空则仅记审计并向前端如实返回『未下发』，按现场内核能力填写后即真实生效。示例： 'ops.car.gohome': 'car:Reset'",
+  "Ops": {
+    "Dispatch": {
+    }
+  },
   "ReverseProxy": {
     "Routes": {
       "sl-route": {
         "ClusterId": "sl-cluster",
+        "AuthorizationPolicy": "AnyAuthed",
         "Match": { "Path": "/api/sl/{**catch-all}" },
         "Transforms": [
           { "PathRemovePrefix": "/api/sl" }