gateway: persist and surface node capabilities

apps/ios/Sources/Bridge/BridgeConnectionController.swift

@@ -164,6 +164,9 @@ final class BridgeConnectionController {
                 : UserDefaults.standard.bool(forKey: "camera.enabled")
         if cameraEnabled { caps.append("camera") }
 
+        let voiceWakeEnabled = UserDefaults.standard.bool(forKey: VoiceWakePreferences.enabledKey)
+        if voiceWakeEnabled { caps.append("voiceWake") }
+
         return caps
     }
 

src/gateway/server.ts

@@ -2975,7 +2975,7 @@ export async function startGatewayServer(port = 18789): Promise<GatewayServer> {
 	                    deviceFamily: live?.deviceFamily ?? n.deviceFamily,
 	                    modelIdentifier: live?.modelIdentifier ?? n.modelIdentifier,
 	                    remoteIp: live?.remoteIp ?? n.remoteIp,
-	                    caps: live?.caps,
+	                    caps: live?.caps ?? n.caps,
 	                    connected: Boolean(live),
 	                  };
 	                });

src/infra/bridge/server.test.ts

@@ -459,6 +459,10 @@ describe("node bridge server", () => {
     expect(node?.modelIdentifier).toBe("iPad14,5");
     expect(node?.caps).toEqual(["canvas", "camera"]);
 
+    const after = await listNodePairing(baseDir);
+    const paired = after.paired.find((p) => p.nodeId === "n-caps");
+    expect(paired?.caps).toEqual(["canvas", "camera"]);
+
     socket.destroy();
     await server.close();
   });

src/infra/bridge/server.ts

@@ -7,6 +7,7 @@ import {
   listNodePairing,
   type NodePairingPendingRequest,
   requestNodePairing,
+  updatePairedNodeMetadata,
   verifyNodeToken,
 } from "../node-pairing.js";
 
@@ -258,6 +259,34 @@ export async function startNodeBridgeServer(
         return;
       }
 
+      const inferCaps = (frame: {
+        platform?: string;
+        deviceFamily?: string;
+      }): string[] | undefined => {
+        const platform = String(frame.platform ?? "").trim().toLowerCase();
+        const family = String(frame.deviceFamily ?? "").trim().toLowerCase();
+        if (platform.includes("ios") || platform.includes("ipados")) {
+          return ["canvas", "camera"];
+        }
+        if (platform.includes("android")) {
+          return ["canvas", "camera"];
+        }
+        if (family === "ipad" || family === "iphone" || family === "ios") {
+          return ["canvas", "camera"];
+        }
+        if (family === "android") {
+          return ["canvas", "camera"];
+        }
+        return undefined;
+      };
+
+      const caps =
+        (Array.isArray(hello.caps)
+          ? hello.caps.map((c) => String(c)).filter(Boolean)
+          : undefined) ??
+        verified.node.caps ??
+        inferCaps(hello);
+
       isAuthenticated = true;
       const existing = connections.get(nodeId);
       if (existing?.socket && existing.socket !== socket) {
@@ -274,11 +303,22 @@ export async function startNodeBridgeServer(
         version: verified.node.version ?? hello.version,
         deviceFamily: verified.node.deviceFamily ?? hello.deviceFamily,
         modelIdentifier: verified.node.modelIdentifier ?? hello.modelIdentifier,
-        caps: Array.isArray(hello.caps)
+        caps,
-          ? hello.caps.map((c) => String(c)).filter(Boolean)
-          : undefined,
         remoteIp: remoteAddress,
       };
+      await updatePairedNodeMetadata(
+        nodeId,
+        {
+          displayName: nodeInfo.displayName,
+          platform: nodeInfo.platform,
+          version: nodeInfo.version,
+          deviceFamily: nodeInfo.deviceFamily,
+          modelIdentifier: nodeInfo.modelIdentifier,
+          remoteIp: nodeInfo.remoteIp,
+          caps: nodeInfo.caps,
+        },
+        opts.pairingBaseDir,
+      );
       connections.set(nodeId, { socket, nodeInfo, invokeWaiters });
       send({ type: "hello-ok", serverName } satisfies BridgeHelloOkFrame);
       await opts.onAuthenticated?.(nodeInfo);
@@ -335,6 +375,9 @@ export async function startNodeBridgeServer(
           version: req.version,
           deviceFamily: req.deviceFamily,
           modelIdentifier: req.modelIdentifier,
+          caps: Array.isArray(req.caps)
+            ? req.caps.map((c) => String(c)).filter(Boolean)
+            : undefined,
           remoteIp: remoteAddress,
         },
         opts.pairingBaseDir,

src/infra/node-pairing.ts

@@ -11,6 +11,7 @@ export type NodePairingPendingRequest = {
   version?: string;
   deviceFamily?: string;
   modelIdentifier?: string;
+  caps?: string[];
   remoteIp?: string;
   isRepair?: boolean;
   ts: number;
@@ -24,6 +25,7 @@ export type NodePairingPairedNode = {
   version?: string;
   deviceFamily?: string;
   modelIdentifier?: string;
+  caps?: string[];
   remoteIp?: string;
   createdAtMs: number;
   approvedAtMs: number;
@@ -178,6 +180,7 @@ export async function requestNodePairing(
       version: req.version,
       deviceFamily: req.deviceFamily,
       modelIdentifier: req.modelIdentifier,
+      caps: req.caps,
       remoteIp: req.remoteIp,
       isRepair,
       ts: Date.now(),
@@ -207,6 +210,7 @@ export async function approveNodePairing(
       version: pending.version,
       deviceFamily: pending.deviceFamily,
       modelIdentifier: pending.modelIdentifier,
+      caps: pending.caps,
       remoteIp: pending.remoteIp,
       createdAtMs: existing?.createdAtMs ?? now,
       approvedAtMs: now,
@@ -244,3 +248,30 @@ export async function verifyNodeToken(
   if (!node) return { ok: false };
   return node.token === token ? { ok: true, node } : { ok: false };
 }
+
+export async function updatePairedNodeMetadata(
+  nodeId: string,
+  patch: Partial<Omit<NodePairingPairedNode, "nodeId" | "token" | "createdAtMs" | "approvedAtMs">>,
+  baseDir?: string,
+) {
+  await withLock(async () => {
+    const state = await loadState(baseDir);
+    const normalized = normalizeNodeId(nodeId);
+    const existing = state.pairedByNodeId[normalized];
+    if (!existing) return;
+
+    const next: NodePairingPairedNode = {
+      ...existing,
+      displayName: patch.displayName ?? existing.displayName,
+      platform: patch.platform ?? existing.platform,
+      version: patch.version ?? existing.version,
+      deviceFamily: patch.deviceFamily ?? existing.deviceFamily,
+      modelIdentifier: patch.modelIdentifier ?? existing.modelIdentifier,
+      remoteIp: patch.remoteIp ?? existing.remoteIp,
+      caps: patch.caps ?? existing.caps,
+    };
+
+    state.pairedByNodeId[normalized] = next;
+    await persistState(state, baseDir);
+  });
+}