v0.31.2

What's Changed

• refactor: Do not create default request headers unless necessary by @0x676e67 in https://github.com/penumbra-x/rquest/pull/120
• chore: Cache template request headers by @0x676e67 in https://github.com/penumbra-x/rquest/pull/121
• feat(client): Support proxy-level connection pool by @0x676e67 in https://github.com/penumbra-x/rquest/pull/122

Full Changelog: penumbra-x/rquest@v0.31.0...v0.31.2