perf(gateway): share one node.list snapshot across session catalog providers (#114646)

extensions/opencode/session-catalog-plugin.ts

@@ -374,7 +374,7 @@ async function listOpenCodeHosts(
   }
   let nodes: Awaited<ReturnType<PluginRuntime["nodes"]["list"]>>["nodes"];
   try {
-    nodes = (await runtime.nodes.list()).nodes;
+    nodes = (await (query.listNodes?.() ?? runtime.nodes.list())).nodes;
   } catch {
     return hosts;
   }

extensions/opencode/session-catalog.test.ts

@@ -688,19 +688,20 @@ describe("OpenCode session catalog", () => {
       }),
     };
     const invoke = vi.fn().mockResolvedValue(page);
+    const nodes = [
+      {
+        nodeId: "node-1",
+        connected: true,
+        commands: [OPENCODE_SESSIONS_LIST_COMMAND, OPENCODE_TERMINAL_RESUME_COMMAND],
+      },
+    ];
+    const runtimeListNodes = vi.fn().mockResolvedValue({ nodes });
+    const requestListNodes = vi.fn().mockResolvedValue({ nodes });
     registerOpenCodeSessionCatalog({
       pluginConfig: {},
       runtime: {
         nodes: {
-          list: vi.fn().mockResolvedValue({
-            nodes: [
-              {
-                nodeId: "node-1",
-                connected: true,
-                commands: [OPENCODE_SESSIONS_LIST_COMMAND, OPENCODE_TERMINAL_RESUME_COMMAND],
-              },
-            ],
-          }),
+          list: runtimeListNodes,
           invoke,
         },
       },
@@ -711,7 +712,13 @@ describe("OpenCode session catalog", () => {
       registerNodeInvokePolicy: vi.fn(),
     } as unknown as OpenClawPluginApi);
 
-    await expect(provider!.list({ hostIds: ["node:node-1"], search: "remote" })).resolves.toEqual([
+    await expect(
+      provider!.list({
+        hostIds: ["node:node-1"],
+        search: "remote",
+        listNodes: requestListNodes,
+      }),
+    ).resolves.toEqual([
       expect.objectContaining({
         sessions: [
           expect.objectContaining({
@@ -722,6 +729,8 @@ describe("OpenCode session catalog", () => {
         ],
       }),
     ]);
+    expect(requestListNodes).toHaveBeenCalledOnce();
+    expect(runtimeListNodes).not.toHaveBeenCalled();
     expect(invoke).toHaveBeenNthCalledWith(1, {
       nodeId: "node-1",
       command: OPENCODE_SESSIONS_LIST_COMMAND,