feat: 支持分发模式（服务端统一配置apikey和知识库，其他用户自动拉取）

.gitignore

@@ -78,3 +78,5 @@ bin
 /AppHome/_backup
 /Tools.Agent.ProbeKbPref
 /working
+/Tools.Agent/Defaults/Agent/config
+/Tools.Agent.ProbeCenter

Tools.Agent.Host/Program.cs

@@ -9,6 +9,7 @@ using System.Threading;
 using System.Windows.Forms;
 using Tools.MyAgent;
 using Tools.MyAgent.Diagnostics;
+using Tools.MyAgent.Support;
 
 namespace Tools.MyAgent.Host
 {
@@ -47,6 +48,8 @@ namespace Tools.MyAgent.Host
                 {
                     DataRoot = options.DataRoot,
                     CurrentUser = options.User,
+                    Mode = options.Mode,
+                    IsAdmin = options.IsAdmin,
                     ProductContext = product,
                 };
 
@@ -197,6 +200,8 @@ namespace Tools.MyAgent.Host
             public string LogRoot = "";
             public string ConfigRoot = "";
             public string DeploymentRoot = "";
+            public AgentRunMode? Mode;
+            public bool? IsAdmin;
             public string DataRoot;
             public int ParentPid;
             public bool ValidateOnly;
@@ -206,7 +211,7 @@ namespace Tools.MyAgent.Host
                 "Tools.Agent.Host.exe --protocol 1 --product <pdm|erp|mes> --user <user> "
                 + "--data-root <path> [--project-root <path>] [--kb-root <path>] "
                 + "[--kb-scope <path>] [--log-root <path>] [--config-root <path>] [--deployment-root <path>] "
-                + "[--parent-pid <pid>]";
+                + "[--mode <custom|distribution>] [--is-admin <true|false>] [--parent-pid <pid>]";
 
             public static bool TryParse(string[] args, out LaunchOptions options, out string error)
             {
@@ -272,6 +277,30 @@ namespace Tools.MyAgent.Host
                 values.TryGetValue("log-root", out options.LogRoot);
                 values.TryGetValue("config-root", out options.ConfigRoot);
                 values.TryGetValue("deployment-root", out options.DeploymentRoot);
+                if (values.TryGetValue("mode", out value) && !string.IsNullOrWhiteSpace(value))
+                {
+                    if (value.Equals("custom", StringComparison.OrdinalIgnoreCase))
+                        options.Mode = AgentRunMode.Custom;
+                    else if (value.Equals("distribution", StringComparison.OrdinalIgnoreCase))
+                        options.Mode = AgentRunMode.Distribution;
+                    else
+                    {
+                        error = "mode 必须是 custom 或 distribution。";
+                        return false;
+                    }
+                }
+                if (values.TryGetValue("is-admin", out value))
+                {
+                    bool isAdmin;
+                    if (value == "1") isAdmin = true;
+                    else if (value == "0") isAdmin = false;
+                    else if (!bool.TryParse(value, out isAdmin))
+                    {
+                        error = "is-admin 必须是 true、false、1 或 0。";
+                        return false;
+                    }
+                    options.IsAdmin = isAdmin;
+                }
                 if (values.TryGetValue("parent-pid", out value) && !int.TryParse(value, out options.ParentPid))
                 {
                     error = "parent-pid 不是有效整数。";

Tools.Agent/Agent/AgentEngine.cs

@@ -237,7 +237,7 @@ namespace Tools.MyAgent.Agent
             _backupClient = new OpenAiCompatibleClient();
             _failover = new FailoverPolicy(_client, _backupClient);
             string root = string.IsNullOrEmpty(agentRoot)
-                ? Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Agent")
+                ? global::Tools.MyAgent.Support.AgentCenterClient.AgentRootPath(AppDomain.CurrentDomain.BaseDirectory)
                 : Path.GetFullPath(agentRoot);
             _dialect = new DialectService(root);
             _recall = new KbRecall(_kb);   // P3：本地融合召回器（构造无副作用，仅持有 KbService 引用）

Tools.Agent/Agent/Tools/DbQueryTool.cs

@@ -150,7 +150,7 @@ namespace Tools.MyAgent.Agent.Tools
         {
             try
             {
-                string root = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Agent");
+                string root = global::Tools.MyAgent.Support.AgentCenterClient.AgentRootPath(AppDomain.CurrentDomain.BaseDirectory);
                 string cfgPath = Path.Combine(root, "config", "AgentConfig.json");
                 if (File.Exists(cfgPath))
                 {

Tools.Agent/AgentRuntime.cs

@@ -23,6 +23,18 @@ namespace Tools.MyAgent
 
         /// <summary>宿主固定的产品上下文；空值表示未绑定产品线。</summary>
         public AgentProductContext ProductContext { get; set; }
+
+        /// <summary>
+        /// 运行模式（config_center_plan.md v2.2）：Custom=自定义（现状零改动）；Distribution=分发（配置中心）。
+        /// 缺省 null = 按 &lt;程序目录&gt;/Agent/config/center.json 是否存在自动判定；显式传入时以入参为准。
+        /// </summary>
+        public Support.AgentRunMode? Mode { get; set; }
+
+        /// <summary>
+        /// 是否管理员（config_center_plan.md v2.2）：宿主登录体系已知时直接传入，优先于中心 AdminRoles 名单；
+        /// 缺省 null = 分发模式下按中心名单比对 CurrentUser（自定义模式恒按可设置处理）。
+        /// </summary>
+        public bool? IsAdmin { get; set; }
     }
 
     /// <summary>其他 .NET Framework 项目引用 Tools.Agent 后使用的稳定入口。</summary>
@@ -31,6 +43,7 @@ namespace Tools.MyAgent
         private readonly AgentRuntimeOptions _options;
         private readonly AgentProductContext _productContext;
         private readonly IReadOnlyList<DiagnosticRoot> _diagnosticRoots;
+        private readonly Support.CenterResolution _center;
 
         /// <summary>当前运行时诊断根目录快照；返回独立副本，避免外部修改。</summary>
         public IReadOnlyList<DiagnosticRoot> DiagnosticRoots
@@ -62,18 +75,35 @@ namespace Tools.MyAgent
                     context.DiagnosticRoots = new[] { new DiagnosticRoot { Id = "source", Path = context.ProjectRoot, Kind = "source" } };
             }
             _productContext = ProductContextValidator.CreateSnapshot(context);
+
+            // 配置中心（config_center_plan.md P0）：模式判定 + 分发模式拉取（内部三级降级，任何异常不上抛）
+            _center = Support.AgentCenterClient.Fetch(
+                AppDomain.CurrentDomain.BaseDirectory,
+                _options.Mode,
+                _options.IsAdmin,
+                _options.CurrentUser,
+                ProductLineId);
         }
 
+        /// <summary>配置中心解析结果（v2.2）；自定义模式下仅承载 Mode/IsAdmin，其余字段为空。</summary>
+        public Support.CenterResolution Center => _center;
+
+        /// <summary>生效模式（入参优先 / center.json 自动判定）。</summary>
+        public Support.AgentRunMode CenterMode => _center != null ? _center.Mode : Support.AgentRunMode.Custom;
+
+        /// <summary>当前用户是否管理员（宿主入参 &gt; 中心名单；自定义模式恒 true = 现状人人可设置）。</summary>
+        public bool CenterIsAdmin => _center != null ? _center.IsAdmin : true;
+
         /// <summary>实际数据根目录。</summary>
         public string DataRoot => string.IsNullOrEmpty(_options.DataRoot)
-            ? Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Agent")
+            ? Support.AgentCenterClient.AgentRootPath(AppDomain.CurrentDomain.BaseDirectory)
             : Path.GetFullPath(_options.DataRoot);
 
         /// <summary>创建完整聊天窗体，可作为顶级窗体显示或嵌入宿主容器。</summary>
         public wMyAgent CreateChatForm()
         {
             EnsureDefaultResources();
-            return new wMyAgent(DataRoot, _options.CurrentUser, ProductContext, _diagnosticRoots);
+            return new wMyAgent(DataRoot, _options.CurrentUser, ProductContext, _diagnosticRoots, _center);
         }
 
         /// <summary>创建已配置输出目录的知识库服务，供无 UI 宿主自行设置知识库根目录。</summary>
@@ -124,7 +154,8 @@ namespace Tools.MyAgent
         {
             try
             {
-                string path = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Agent", "config", "AgentConfig.json");
+                Support.AgentCenterClient.MigrateLegacyLayout(AppDomain.CurrentDomain.BaseDirectory);
+                string path = Path.Combine(Support.AgentCenterClient.AgentRootPath(AppDomain.CurrentDomain.BaseDirectory), "config", "AgentConfig.json");
                 if (!File.Exists(path)) return null;
                 var cfg = Newtonsoft.Json.JsonConvert.DeserializeObject<Config.AgentConfig>(
                     File.ReadAllText(path, System.Text.Encoding.UTF8));
@@ -143,7 +174,8 @@ namespace Tools.MyAgent
         {
             try
             {
-                string path = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Agent", "config", "AgentConfig.json");
+                Support.AgentCenterClient.MigrateLegacyLayout(AppDomain.CurrentDomain.BaseDirectory);
+                string path = Path.Combine(Support.AgentCenterClient.AgentRootPath(AppDomain.CurrentDomain.BaseDirectory), "config", "AgentConfig.json");
                 var root = File.Exists(path)
                     ? Newtonsoft.Json.Linq.JObject.Parse(File.ReadAllText(path, System.Text.Encoding.UTF8))
                     : new Newtonsoft.Json.Linq.JObject();
@@ -160,7 +192,7 @@ namespace Tools.MyAgent
         private void EnsureDefaultResources()
         {
             Directory.CreateDirectory(DataRoot);
-            string defaults = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Agent");
+            string defaults = Support.AgentCenterClient.AgentRootPath(AppDomain.CurrentDomain.BaseDirectory);
             if (string.Equals(Path.GetFullPath(defaults).TrimEnd('\\'), DataRoot.TrimEnd('\\'), StringComparison.OrdinalIgnoreCase)
                 || !Directory.Exists(defaults)) return;
             CopyMissing(Path.Combine(defaults, "prompts"), Path.Combine(DataRoot, "prompts"));

Tools.Agent/Forms/AgentAdminForm.cs

@@ -521,7 +521,7 @@ namespace Tools.MyAgent.Forms
             {
                 var dlg = new SaveFileDialog { Filter = "ZIP|*.zip", FileName = "agent_diag.zip" };
                 if (dlg.ShowDialog(this) != DialogResult.OK) return;
-                string agentRoot = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Agent");
+                string agentRoot = global::Tools.MyAgent.Support.AgentCenterClient.AgentRootPath(AppDomain.CurrentDomain.BaseDirectory);
                 string path = BackupHelper.BackupAgent(agentRoot, null, dlg.FileName);
                 MessageBox.Show(this, string.IsNullOrEmpty(path) ? "导出失败" : "已导出：" + path,
                     "诊断包", MessageBoxButtons.OK, MessageBoxIcon.Information);

Tools.Agent/Forms/AgentRunLogForm.Designer.cs

@@ -39,7 +39,6 @@
             this.cmbOutcome = new System.Windows.Forms.ComboBox();
             this.btnRefresh = new System.Windows.Forms.Button();
             this.btnExport = new System.Windows.Forms.Button();
-            this.btnConn = new System.Windows.Forms.Button();
             this.splitMain = new System.Windows.Forms.SplitContainer();
             this.dgv = new System.Windows.Forms.DataGridView();
             this.tabDetails = new System.Windows.Forms.TabControl();
@@ -75,7 +74,6 @@
             this.panelTop.Controls.Add(this.cmbOutcome);
             this.panelTop.Controls.Add(this.btnRefresh);
             this.panelTop.Controls.Add(this.btnExport);
-            this.panelTop.Controls.Add(this.btnConn);
             this.panelTop.Dock = System.Windows.Forms.DockStyle.Top;
             this.panelTop.Location = new System.Drawing.Point(0, 0);
             this.panelTop.Name = "panelTop";
@@ -167,16 +165,6 @@
             this.btnExport.UseVisualStyleBackColor = true;
             this.btnExport.Click += new System.EventHandler(this.OnExportCsvClick);
             //
-            // btnConn（窗口内数据库连接配置：IP/账号/密码/库下拉）
-            //
-            this.btnConn.FlatStyle = System.Windows.Forms.FlatStyle.Flat;
-            this.btnConn.Margin = new System.Windows.Forms.Padding(6, 4, 3, 0);
-            this.btnConn.Name = "btnConn";
-            this.btnConn.Size = new System.Drawing.Size(88, 28);
-            this.btnConn.Text = "连接配置";
-            this.btnConn.UseVisualStyleBackColor = true;
-            this.btnConn.Click += new System.EventHandler(this.OnConnConfigClick);
-            //
             // splitMain
             //
             this.splitMain.Dock = System.Windows.Forms.DockStyle.Fill;
@@ -333,7 +321,6 @@
         private System.Windows.Forms.ComboBox cmbOutcome;
         private System.Windows.Forms.Button btnRefresh;
         private System.Windows.Forms.Button btnExport;
-        private System.Windows.Forms.Button btnConn;
         private System.Windows.Forms.SplitContainer splitMain;
         private System.Windows.Forms.DataGridView dgv;
         private System.Windows.Forms.TabControl tabDetails;

Tools.Agent/Forms/AgentRunLogForm.cs

@@ -13,15 +13,15 @@ namespace Tools.MyAgent.Forms
     /// <summary>
     /// Agent 日志查看窗口（agent_analysis_plan.md v1.3 / Q5 决议）：只读查询对话上报记录（Agent_RunLog），
     /// 左列表 + 右详情（两个 Tab：「问答」= 提问+回答聊天式同页渲染；「指标」= 运行明细），支持日期 / 用户 / 结果过滤与 CSV 导出。
-    /// <para>**独立窗口**：由宿主"实施工具"菜单直接打开（<see cref="AgentRuntime.CreateRunLogForm"/>），
-    /// 无任何聊天命令唤出；窗口侧永不写库。</para>
+    /// <para>**入口（2026-10-22）**：设置页「高级 → 对话上报 → 查看上报日志」按钮打开（连接取页面当前填写值）；
+    /// 原实施工具菜单入口与窗口内"连接配置"按钮已移除——连接统一在设置页管理。</para>
     /// <para>控件布局由 AgentRunLogForm.Designer.cs（设计器）实现；本文件仅含逻辑。</para>
     /// </summary>
     public partial class AgentRunLogForm : Form
     {
         private const int MaxRows = 500;
 
-        /// <summary>当前上报连接（明文，窗口内可经"连接配置"切换）。</summary>
+        /// <summary>当前上报连接（明文，由设置页「对话上报」传入，窗口内只读）。</summary>
         private string _connection;
         /// <summary>当前日志表名。</summary>
         private string _table;
@@ -30,7 +30,7 @@ namespace Tools.MyAgent.Forms
         private string _currentRunId;
 
         /// <summary>
-        /// 模块系统入口（Activator 无参创建，实施工具菜单直接打开）：自读本机默认 Agent 配置取上报连接；
+        /// 模块系统入口（Activator 无参创建兜底）：自读本机默认 Agent 配置取上报连接；
         /// 取不到 = 未配置（查询时提示先在设置页配置）。VS 设计器实例化时同样走此路径（读不到配置也不抛异常）。
         /// </summary>
         public AgentRunLogForm()
@@ -297,36 +297,6 @@ namespace Tools.MyAgent.Forms
             txtMetrics.Text = metrics;
         }
 
-        // ══════════════ 连接配置（窗口内直配，2026-10-19） ══════════════
-
-        /// <summary>
-        /// "连接配置"：IP → 账号 → 密码 → 库（下拉拉取 sys.databases）；
-        /// 确定后写回 AgentConfig.json（DPAPI 加密）并刷新本窗口的连接与列表。
-        /// </summary>
-        private void OnConnConfigClick(object sender, EventArgs e)
-        {
-            using (var dlg = new AgentDbConfigForm(_connection, _table))
-            {
-                if (dlg.ShowDialog(this) != DialogResult.OK) return;
-                string plain = dlg.BuildConnectionString();
-                string table = dlg.Table;
-                if (!AgentRuntime.SaveLocalRunDbConfig(plain, table, dlg.EnableReporting))
-                {
-                    AgentUtils.Toast("保存到配置文件失败（AgentConfig.json 不可写）", 4000);
-                    return;
-                }
-                _connection = plain;   // 本窗口立即生效，无需重开
-                _table = table;
-                _currentRunId = null;
-                SetDetailText("（已切换连接，请选择记录）", "（已切换连接）");
-                LoadUsers();
-                RefreshList();
-                AgentUtils.Toast(dlg.EnableReporting
-                    ? "已保存并启用对话上报；引擎侧在下次应用配置（重启客户端或设置页确定）后生效"
-                    : "已保存连接；对话上报保持关闭（仅本窗口查询用）", 4000);
-            }
-        }
-
         // ══════════════ 导出 ══════════════
 
         private void OnExportCsvClick(object sender, EventArgs e)

Tools.Agent/Forms/AgentSettingsForm.cs

@@ -110,11 +110,16 @@ namespace Tools.MyAgent.Forms
         {
         }
 
-        public AgentSettingsForm(AgentConfig config, string agentRoot)
+        /// <summary>
+        /// 带参构造。
+        /// <para><paramref name="focusRunDbTab"/>（2026-10-22）：分发模式未配置数据库连接时，
+        /// 管理员打开设置自动跳到「高级 → 对话上报」页，引导先完成配置。</para>
+        /// </summary>
+        public AgentSettingsForm(AgentConfig config, string agentRoot, bool focusRunDbTab = false)
         {
             _config = config ?? new AgentConfig();
             _agentRoot = string.IsNullOrEmpty(agentRoot)
-                ? Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Agent")
+                ? global::Tools.MyAgent.Support.AgentCenterClient.AgentRootPath(AppDomain.CurrentDomain.BaseDirectory)
                 : Path.GetFullPath(agentRoot);
 
             InitializeComponent();
@@ -127,6 +132,11 @@ namespace Tools.MyAgent.Forms
             BindConfig();        // 配置值回填控件（控件创建见 Designer.cs）
             ApplyProviderMode(); // 布局联动：BaseUrl 行显隐
             ApplyKbMode();       // 布局联动：共享 账号/密码/测试连接 行显隐
+            if (focusRunDbTab && _tabRunDb != null)
+            {
+                tabMain.SelectedTab = tabAdv;       // 外层先定位「高级」页
+                tabAdvSub.SelectedTab = _tabRunDb;  // 内层定位「对话上报」
+            }
         }
 
         // ══ v4.1：远程知识库条目接口（程序化创建，避免侵入设计器） ══
@@ -217,6 +227,8 @@ namespace Tools.MyAgent.Forms
         private TextBox txtRunDbConn;
         private TextBox txtRunDbTable;
         private Button btnTestRunDb;
+        private Button btnViewRunLog;
+        private TabPage _tabRunDb;   // 分发模式未配置连接时自动跳转目标（2026-10-22）
 
         /// <summary>
         /// 高级配置新增二级 Tab「对话上报」：每轮对话完成后自动上报一条记录到 SQL Server
@@ -255,9 +267,16 @@ namespace Tools.MyAgent.Forms
                 Size = new Size(96, 26),
             };
             btnTestRunDb.Click += new EventHandler(OnTestRunDb);
+            btnViewRunLog = new Button
+            {
+                Text = "查看上报日志",
+                Location = new Point(372, 136),
+                Size = new Size(110, 26),
+            };
+            btnViewRunLog.Click += new EventHandler(OnViewRunLog);
             var hint = new Label
             {
-                Text = "提问与回答原文会存入该库，用于统计分析与体验优化。查看入口：实施工具 → Agent日志。\r\n示例：Server=主机;Database=库名;User Id=账号;Password=密码;Trusted_Connection=False",
+                Text = "提问与回答原文会存入该库，用于统计分析与体验优化。点击「查看上报日志」可查询已上报记录。\r\n示例：Server=主机;Database=库名;User Id=账号;Password=密码;Trusted_Connection=False",
                 Location = new Point(12, 172),
                 AutoSize = false,
                 Size = new Size(556, 40),
@@ -270,7 +289,9 @@ namespace Tools.MyAgent.Forms
             tabRunDb.Controls.Add(lblTable);
             tabRunDb.Controls.Add(txtRunDbTable);
             tabRunDb.Controls.Add(btnTestRunDb);
+            tabRunDb.Controls.Add(btnViewRunLog);
             tabRunDb.Controls.Add(hint);
+            _tabRunDb = tabRunDb;
             tabAdvSub.TabPages.Add(tabRunDb);
         }
 
@@ -305,6 +326,25 @@ namespace Tools.MyAgent.Forms
             }
         }
 
+        /// <summary>
+        /// 查看上报日志（2026-10-22）：用当前页面填写的连接串/表名直开 <see cref="AgentRunLogForm"/>
+        /// （未保存的修改也能即时预览）；空连接串时提示先填写。窗口内只读，不再提供连接配置。
+        /// </summary>
+        private void OnViewRunLog(object sender, EventArgs e)
+        {
+            string conn = txtRunDbConn.Text.Trim();
+            if (conn.Length == 0)
+            {
+                AgentUtils.Toast("请先填写连接串");
+                return;
+            }
+            string table = string.IsNullOrWhiteSpace(txtRunDbTable.Text) ? "Agent_RunLog" : txtRunDbTable.Text.Trim();
+            using (var dlg = new AgentRunLogForm(conn, table))
+            {
+                dlg.ShowDialog(this);
+            }
+        }
+
         // ══ P3：工具级权限（按角色） ══
 
         private TextBox txtToolRoles;

Tools.Agent/Kb/Remote/RemoteEntryKb.cs

@@ -64,7 +64,7 @@ namespace Tools.MyAgent.Kb.Remote
 
         private static string CacheDir
         {
-            get { return Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Agent", "cache", "remote_kb"); }
+            get { return Path.Combine(global::Tools.MyAgent.Support.AgentCenterClient.AgentRootPath(AppDomain.CurrentDomain.BaseDirectory), "cache", "remote_kb"); }
         }
 
         /// <summary>一个远程源（解析自 URL 模板；无效模板在解析期静默丢弃）</summary>

Tools.Agent/Support/AgentHealth.cs

@@ -39,8 +39,10 @@ namespace Tools.MyAgent
 
         /// <summary>
         /// 执行检查（不含模型服务连通性——它是异步的，由调用方 <see cref="ModelService"/> 单独追加）。
+        /// <para>v2.2 新增第 10 项 <c>config_center</c>：传入配置中心解析结果即输出该项（null = 自定义模式）。</para>
         /// </summary>
-        public static HealthItem[] Check(AgentConfig cfg, KbService kb, IReadOnlyList<DiagnosticRoot> roots)
+        public static HealthItem[] Check(AgentConfig cfg, KbService kb, IReadOnlyList<DiagnosticRoot> roots,
+            Support.CenterResolution center = null)
         {
             var list = new List<HealthItem>();
             try
@@ -53,11 +55,43 @@ namespace Tools.MyAgent
                 list.Add(CheckSemantic(cfg));
                 list.Add(CheckDiagnosticRoots(roots));
                 list.Add(CheckTelemetrySelf());
+                list.Add(CheckConfigCenter(center));
             }
             catch { }
             return list.ToArray();
         }
 
+        /// <summary>配置中心项（P2）：模式 / 来源 / 角色 / KB 探测结论 / 缺项清单。</summary>
+        private static HealthItem CheckConfigCenter(Support.CenterResolution center)
+        {
+            try
+            {
+                if (center == null || center.Mode != Support.AgentRunMode.Distribution)
+                    return Item("config_center", "配置中心", "ok", "自定义模式（本地配置）");
+                var parts = new List<string>
+                {
+                    "来源=" + (center.Source == "snapshot" ? "本地快照" : center.Source == "db" ? "中心库" : "缺省"),
+                    "角色=" + (center.IsAdmin ? "管理员" : "普通用户"),
+                };
+                if (center.KbProbe != null)
+                {
+                    string kb = "KB=" + center.KbProbe.Conclusion + "（" + center.KbProbe.Resolved
+                        + (center.KbProbe.IsEmpty ? "，空库" : "") + "）";
+                    parts.Add(kb);
+                }
+                string detail = string.Join("；", parts.ToArray());
+                if (center.MissingItems != null && center.MissingItems.Count > 0)
+                    return Item("config_center", "配置中心", "fail",
+                        detail + "；缺项：" + string.Join("、", center.MissingItems.ToArray()) + "（请联系管理员）");
+                if (center.Source == "none")
+                    return Item("config_center", "配置中心", "fail", detail + "（中心库不可达且无本地快照）");
+                if (center.Source == "snapshot")
+                    return Item("config_center", "配置中心", "warn", detail + "（中心库不可达，使用本地快照）");
+                return Item("config_center", "配置中心", "ok", detail);
+            }
+            catch (Exception ex) { return Item("config_center", "配置中心", "warn", ex.Message); }
+        }
+
         /// <summary>模型服务连通性项（由调用方用 <c>TestConnectionAsync</c> 结果构造）。</summary>
         public static HealthItem ModelService(bool ok, string message)
         {

Tools.Agent/Support/AgentKbProbe.cs

+using System;
+using System.IO;
+
+namespace Tools.MyAgent.Support
+{
+    /// <summary>知识库根目录探测结论（config_center_plan.md v2.3）。</summary>
+    public sealed class KbProbeResult
+    {
+        /// <summary>原始模板（空 = 中心未下发 KB 配置）。</summary>
+        public string Template { get; set; }
+
+        /// <summary>最终采用的绝对路径（{CLIENT_ROOT} 已展开；UNC 共享路径原样）。</summary>
+        public string Resolved { get; set; }
+
+        /// <summary>目录是否存在。</summary>
+        public bool Exists { get; set; }
+
+        /// <summary>存在但为空目录（允许，首次分发场景；/diag 呈现）。</summary>
+        public bool IsEmpty { get; set; }
+
+        /// <summary>结论：default_ok（未配置→宿主程序根目录） / ok / fallback_ok（已回退 BaseDirectory\Agent） / unavailable。</summary>
+        public string Conclusion { get; set; }
+
+        /// <summary>是否可用（Exists 且非 unavailable 类结论）。</summary>
+        public bool Usable { get { return Exists; } }
+    }
+
+    /// <summary>
+    /// 默认知识库探测器（config_center_plan.md v2.3/v2.4）。
+    /// <para>规则：模板空（中心未下发）→ 默认 <c>{CLIENT_ROOT}</c>（宿主程序根目录，静默兜底，不提示）；
+    /// 已配置但解析后不存在 → 回退 <c>BaseDirectory\Agent</c>；仍不存在 → unavailable（提示"目录不可用"）。
+    /// v2.4：占位符仅本地文件夹生效——UNC 共享模板不含占位符、原样解析。</para>
+    /// <para>红线：本类所有 public 方法体首句必须是 try —— 任何异常不上抛、不阻塞启动。</para>
+    /// </summary>
+    public static class AgentKbProbe
+    {
+        /// <summary>未配置模板时 KB 解析（v2.3）：默认 {CLIENT_ROOT} = 宿主程序根目录。</summary>
+        public static KbProbeResult Probe(string template, string baseDirectory)
+        {
+            try
+            {
+                string root = AgentCenterClient.NormalizeRoot(baseDirectory);
+                var result = new KbProbeResult { Template = template ?? "" };
+                string requested = string.IsNullOrWhiteSpace(template)
+                    ? root
+                    : AgentCenterClient.ExpandClientRoot(template, root);
+                result.Resolved = requested;
+
+                if (Directory.Exists(requested))
+                {
+                    result.Exists = true;
+                    result.IsEmpty = new DirectoryInfo(requested).GetFileSystemInfos().Length == 0;
+                    result.Conclusion = string.IsNullOrWhiteSpace(template) ? "default_ok" : "ok";
+                    return result;
+                }
+
+                // 已配置但不存在 → 回退 BaseDirectory\Agent（方案 §1.3）
+                string fallback = Path.Combine(root, "Agent");
+                if (Directory.Exists(fallback))
+                {
+                    result.Exists = true;
+                    result.IsEmpty = new DirectoryInfo(fallback).GetFileSystemInfos().Length == 0;
+                    result.Resolved = fallback;
+                    result.Conclusion = "fallback_ok";
+                    return result;
+                }
+
+                result.Conclusion = "unavailable";
+                return result;
+            }
+            catch
+            {
+                return new KbProbeResult
+                {
+                    Template = template ?? "",
+                    Resolved = AgentCenterClient.NormalizeRoot(baseDirectory),
+                    Conclusion = "unavailable",
+                };
+            }
+        }
+    }
+}

Tools.Agent/Tools.Agent.csproj

@@ -174,7 +174,9 @@
     <Compile Include="ShareHelper.cs" />
     <Compile Include="Support\AgentLogger.cs" />
     <Compile Include="Support\AgentTelemetry.cs" />
+    <Compile Include="Support\AgentCenterClient.cs" />
     <Compile Include="Support\AgentHealth.cs" />
+    <Compile Include="Support\AgentKbProbe.cs" />
     <Compile Include="Support\TelemetryStore.cs" />
     <Compile Include="Support\AgentUtils.cs" />
     <Compile Include="Support\BackupHelper.cs" />
@@ -230,6 +232,7 @@
   </ItemGroup>
   <ItemGroup>
     <None Include="build\Ftt.Tools.Agent.targets" />
+    <None Include="Defaults\Agent\config\center.sample.json" />
     <None Include="Ftt.Tools.Agent.nuspec" />
     <None Include="README.md" />
     <None Include="THIRD-PARTY-NOTICES.txt" />

Tools/wExtend.cs

@@ -49,7 +49,6 @@ namespace Tools
                 this.CreateModule(Tools_imp, typeof(UI.wEmptyTable), "清空表", "tr：输入主表、自动清空关联表的工具"),
                 this.CreateModule(Tools_imp, typeof(UI.wExcelExportSetting), "Excel导出设置", "tr：Excel导出配置图形化版本"),
                 this.CreateModule(Tools_imp, typeof(UI.wLogViewer), "日志查看器", "tr：可以方便的查看系统日志"),
-                this.CreateModule(Tools_imp, typeof(Tools.MyAgent.Forms.AgentRunLogForm), "Agent日志", "tr：查看AI对话上报记录(按用户提问统计分析)"),
                 this.CreateModule(Tools_imp, typeof(UI.wTextFormatter), "格式化工具", "tr：SQL和JSON文本格式化工具"),
                 this.CreateModule(Tools_imp, typeof(UI.wTextDiff), "文本对比工具", "tr：行级文本差异对比，支持左右/上下布局"),
                 this.CreateModule(Tools_imp, typeof(DotNetVersionChecker.FrmVersion), "系统检测", "lxj：检测操作系统运行环境"),