v0.7.2: Async call semaphore (#71)
* feat: async call semaphore * chore: renamve env var * feat: JIT call args to reduce memory * feat: await method * feat: await method * feat: 4byte cache * fix: missing import * feat: multicall semaphore
* feat: async call semaphore * chore: renamve env var * feat: JIT call args to reduce memory * feat: await method * feat: await method * feat: 4byte cache * fix: missing import * feat: multicall semaphore