fix: Sentinel 改用前端轮询替代 SSE (解决 EventSource 认证问题)

SSE 跨 panel_auth 认证层不可靠 → 改用 setInterval 每 2s fetch /sentinel/api/nodes

Co-Authored-By: Claude <noreply@anthropic.com>

config/permissions/pending_requests.json

@@ -152,5 +152,27 @@
       "framework.command.execute"
     ],
     "timestamp": 26497.118727235
+  },
+  "d030c615": {
+    "plugin_name": "example_plugin",
+    "permissions": [
+      "plugin.example.read",
+      "plugin.example.write",
+      "plugin.example.execute",
+      "framework.event.subscribe",
+      "framework.command.execute"
+    ],
+    "timestamp": 26605.864670631
+  },
+  "fe466e0e": {
+    "plugin_name": "sentinel",
+    "permissions": [
+      "plugin.sentinel.read",
+      "plugin.sentinel.write",
+      "plugin.network.access",
+      "framework.event.subscribe",
+      "framework.command.execute"
+    ],
+    "timestamp": 26605.866739485
   }
 }

config/plugins/commands.yaml

@@ -101,7 +101,7 @@ commands:
     permissions:
     - framework.command.test
     source: internal
-last_updated: 26497.09846161
+last_updated: 26605.852289433
 plugin_commands:
   example_plugin:
     echo: *id001

config/services/network_routes.yaml

@@ -1,5 +1,5 @@
 http_port: 4200
-last_updated: 26497.116694526
+last_updated: 26605.865204328
 plugin_routes:
   example_plugin:
   - methods:

plugins/sentinel/dashboard.html

@@ -66,7 +66,7 @@
   </style>
 
   <script>
-    var sseConn = null;
+    var pollTimer = null;
     var editingId = null;
 
     function switchTab(t) {
@@ -116,20 +116,14 @@
     function fmtSpeed(bps) { return bps<1024?bps.toFixed(0)+'B/s':(bps<1048576?(bps/1024).toFixed(0)+'K/s':(bps/1048576).toFixed(1)+'M/s'); }
     function esc(s) { return String(s).replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;').replace(/"/g,'&quot;'); }
 
-    function connectSSE() {
-      if (sseConn) { sseConn.close(); sseConn = null; }
-      sseConn = new EventSource("/plugin/sentinel/sse");
-      sseConn.addEventListener("nodes_update", function(e){
-        var d = JSON.parse(e.data);
-        if (d.nodes) renderNodes(d.nodes);
-      });
-      sseConn.onerror = function(){ setTimeout(connectSSE, 5000); };
-    }
-
+    function pollNodes() {
       fetch("/sentinel/api/nodes").then(function(r){return r.json()}).then(function(d){
         if (d.nodes) renderNodes(d.nodes);
       }).catch(function(){});
-    connectSSE();
+    }
+
+    pollNodes();
+    pollTimer = setInterval(pollNodes, 2000);
 
     // ═══ 节点管理 ═══
     function showAdd(){