Improve VPN service stability and update V2Ray assets
Enhanced the VPN service by refining error handling, adding retry logic, and improving resource cleanup. Consolidated V2Ray asset management logic, ensured compatibility with device architectures, and adjusted permissions handling for newer Android versions. Renamed and reorganized V2Ray assets for better structure.
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Simplified VPN configuration, enhanced permission handling, and improved V2Ray file checks to ensure smoother setup. Updated assets and JSON configs to align with new network requirements and reduced redundancy in logging and error handling.
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