feat(release): add cross-platform packaging

Add target-aware engine provisioning, platform package configs, and CI/release verification for macOS arm64, Windows x64, and Linux AppImage.

src/utils/logger.ts

@@ -2,7 +2,7 @@ import { info as tauriInfo, warn as tauriWarn, error as tauriError, debug as tau
 import { invoke } from '@tauri-apps/api/core';
 
 // Default to true to match backend default
-let isPaused = true;
+let isPaused = false;
 
 let initPromise: Promise<void> | null = null;