chore: add wasm console demo

evm_client/Cargo.toml

@@ -7,6 +7,7 @@ edition = "2021"
 path = "src/lib.rs"
 
 [dependencies]
+instant = { version = "0.1", features = ["wasm-bindgen"] }
 # Only universal/core dependencies here
 
 tokio = { version = "1.37", features = ["rt", "macros"] }