* Add a Web version of TicTacToe
The web version demonstrates injecting host functions into the WASM
import table and call exported Juvix functions from JS.
The web version and the CLI version of the TicTacToe game use the same
game logic backend Juvix module.
* Build and publish web apps in documentation
* Add a link to the TicTacToe web app in example documentation
* Update Makefile to match the new format
