builders: webpack resource builder

resources/[system]/[builders]/webpack/webpack_runner.js

@@ -0,0 +1,26 @@
+const weebpack = require('webpack');
+const path = require('path');
+
+module.exports = (inp, callback) => {
+	const config = require(inp.configPath);
+	
+	config.context = inp.resourcePath;
+	
+	if (config.output && config.output.path) {
+		config.output.path = path.resolve(inp.resourcePath, config.output.path);
+	}
+	
+	weebpack(config, (err, stats) => {
+		if (err) {
+			callback(err);
+			return;
+		}
+		
+		if (stats.hasErrors()) {
+			callback(null, stats.toJson());
+			return;
+		}
+		
+		callback(null, {});
+	});
+};