wasm-pack should be mentioned in the terminal output

[temeddix]

Report

Users should be able to know that wasm-pack is involved when programming for the web. It's a huge component of the Rust ecosystem, and people should be able to understand what's going on when compiling.

Also, the output .wasm file's path should be mentioned too.

Steps to Reproduce

Run rinf wasm inside a fully prepared app's folder

System Information

Please provide the output from the command below, using markdown codeblock syntax.

rustc --version
protoc --version
flutter doctor

[temeddix]

Solved with #196