Clarify frontend:dev option. Closes #1169

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

@@ -150,7 +150,7 @@ func AddSubcommand(app *clir.Cli, w io.Writer) error {
 			return err
 		}
 
-		// frontend:dev server command
+		// frontend:dev server command. *Not concurrent*
 		if projectConfig.DevCommand != "" {
 			var devCommandWaitGroup sync.WaitGroup
 			closer := runFrontendDevCommand(cwd, projectConfig.DevCommand, &devCommandWaitGroup)

website/docs/reference/project-config.mdx

@@ -13,7 +13,7 @@ The project config resides in the `wails.json` file in the project directory. Th
 	"reloaddirs": "[Additional directories to trigger reloads (comma separated), this is only used for some advanced asset configurations]",
 	"frontend:install": "[The command to install node dependencies, run in the frontend directory - often `npm install`]",
 	"frontend:build": "[The command to build the assets, run in the frontend directory - often `npm run build`]",
-	"frontend:dev": "[This command is run in a separate process on `wails dev`. Useful for 3rd party watchers]",
+	"frontend:dev": "[This command is the dev equivalent of frontend:build]",
     "wailsjsdir": "[Relative path to the directory that the auto-generated JS modules will be created]",
 	"version": "[Project config version]",
 	"outputfilename": "[The name of the binary]",