refactor: improve install-snapshot performance

[drmingdrmer]

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Summary

refactor: improve install-snapshot performance

Move the IO into a separate thread and use std::io instead of tokio::io.

Using tokio::io and a default buf size of 8KB, reading 1.4G snapshot takes 60 seconds.
Using std::io and a 16MB buffer, reading 1.4G snapshot takes 7 seconds.

Tests

• Unit Test
• Logic Test
• Benchmark Test
• No Test - Explain why

Type of change

• Refactoring

Related Issues

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This change is