Merge pull request #28 from bandprotocol/patch-v0.3.2

[chore] patch to v0.3.2

Merge pull request #23 from bandprotocol/support-rust-1.70

update wasm-instrument to support rust 1.70

bump minor version

Merge pull request #20 from bandprotocol/refactor

Fuzz Test

Merge pull request #18 from bandprotocol/update-version

Update dependency version

Merge pull request #16 from bandprotocol/use-safe-operation

Use check_add and get function to get

Merge pull request #1 from bandprotocol/upgrade-to-wasmer-1.0.1

Upgrade to wasmer 1.0.1 and add in-memory cache