makepad-2.0-troubleshooting

CRITICAL: Use for Makepad 2.0 troubleshooting and common mistakes. Triggers on: makepad error, makepad bug, makepad problem, makepad issue, makepad not working, text invisible, widget not showing, click not working, height zero, makepad pitfall, makepad gotcha, makepad FAQ, makepad help, script_mod error, compile error, widget not found, render not updating, hot reload not working, wasm build error, port conflict,…