feat(helper): replace AudioObject IPC with XPC helper service#4

Merged

cheefbird merged 24 commits intomainfrom

refactor/xpc-ipc-refactor

Jan 27, 2026

Commits on Jan 26, 2026

feat(helper): add AppFadersHelper executable target with placeholder entry point
cheefbird
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feat(helper): add LaunchAgent plist for XPC service registration
cheefbird
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feat(helper): add XPC protocol definitions for host and driver clients
cheefbird
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feat(helper): add VolumeStore as central volume storage
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feat(helper): add HelperService implementing XPC protocols with validation
cheefbird
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feat(helper): implement XPC listener with connection handling
cheefbird
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refactor(helper): rename Protocols.swift to XPCProtocols.swift
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feat(driver): add AudioServerPlugIn_MachServices for XPC helper access
cheefbird
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feat(driver): add HelperBridge XPC client with real-time safe volume cache
cheefbird
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feat(driver): connect to helper XPC service on initialization
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refactor(driver): remove custom AudioObject IPC code from VirtualDevice
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refactor(driver): remove dead IPC types from AudioTypes
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refactor(driver): delete VolumeStore, now in helper
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feat(host): add XPC error cases to DriverError
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feat(host): add XPC protocol definition for helper communication
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refactor(host): rewrite DriverBridge to use XPC
cheefbird
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refactor(host): update AudioOrchestrator for async DriverBridge
cheefbird
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Commits on Jan 27, 2026