fix: allow device-paired clients to retrieve TTS API keys (#14613)

* refactor: add config.get to READ_METHODS set

* refactor(gateway): scope talk secrets via talk.config

* fix: resolve rebase conflicts for talk scope refactor

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Co-authored-by: Peter Steinberger <steipete@gmail.com>

apps/ios/Sources/Model/NodeAppModel.swift

@@ -1750,7 +1750,7 @@ private extension NodeAppModel {
     func makeOperatorConnectOptions(clientId: String, displayName: String?) -> GatewayConnectOptions {
         GatewayConnectOptions(
             role: "operator",
-            scopes: ["operator.read", "operator.write", "operator.admin"],
+            scopes: ["operator.read", "operator.write", "operator.talk.secrets"],
             caps: [],
             commands: [],
             permissions: [:],