Add -k flag for debug purposes

v2/cmd/wails/internal/commands/build/build.go

@@ -53,6 +53,10 @@ func AddBuildSubcommand(app *clir.Cli, w io.Writer) {
 	logFile := ""
 	command.StringFlag("l", "Log to file", &logFile)
 
+	// Retain assets
+	keepAssets := false
+	command.BoolFlag("k", "Kep generated assets", &keepAssets)
+
 	command.Action(func() error {
 
 		// Create logger
@@ -87,6 +91,7 @@ func AddBuildSubcommand(app *clir.Cli, w io.Writer) {
 			Platform:   platform,
 			LDFlags:    ldflags,
 			Compiler:   compilerCommand,
+			KeepAssets: keepAssets,
 		}
 
 		return doBuild(buildOptions)