Demo for query storing

Change-Id: I947bcac841992c3f6cfd01ab337c265b0d01cb70
diff --git a/node_modules/imagemin/index.js b/node_modules/imagemin/index.js
new file mode 100644
index 0000000..93b7525
--- /dev/null
+++ b/node_modules/imagemin/index.js
@@ -0,0 +1,73 @@
+'use strict';
+const {promisify} = require('util');
+const path = require('path');
+const fs = require('graceful-fs');
+const fileType = require('file-type');
+const globby = require('globby');
+const makeDir = require('make-dir');
+const pPipe = require('p-pipe');
+const replaceExt = require('replace-ext');
+const junk = require('junk');
+
+const readFile = promisify(fs.readFile);
+const writeFile = promisify(fs.writeFile);
+
+const handleFile = async (sourcePath, {destination, plugins = []}) => {
+	if (plugins && !Array.isArray(plugins)) {
+		throw new TypeError('The `plugins` option should be an `Array`');
+	}
+
+	let data = await readFile(sourcePath);
+	data = await (plugins.length > 0 ? pPipe(...plugins)(data) : data);
+
+	let destinationPath = destination ? path.join(destination, path.basename(sourcePath)) : undefined;
+	destinationPath = (fileType(data) && fileType(data).ext === 'webp') ? replaceExt(destinationPath, '.webp') : destinationPath;
+
+	const returnValue = {
+		data,
+		sourcePath,
+		destinationPath
+	};
+
+	if (!destinationPath) {
+		return returnValue;
+	}
+
+	await makeDir(path.dirname(returnValue.destinationPath));
+	await writeFile(returnValue.destinationPath, returnValue.data);
+
+	return returnValue;
+};
+
+module.exports = async (input, {glob = true, ...options} = {}) => {
+	if (!Array.isArray(input)) {
+		throw new TypeError(`Expected an \`Array\`, got \`${typeof input}\``);
+	}
+
+	const filePaths = glob ? await globby(input, {onlyFiles: true}) : input;
+
+	return Promise.all(
+		filePaths
+			.filter(filePath => junk.not(path.basename(filePath)))
+			.map(async filePath => {
+				try {
+					return await handleFile(filePath, options);
+				} catch (error) {
+					error.message = `Error occurred when handling file: ${input}\n\n${error.stack}`;
+					throw error;
+				}
+			})
+	);
+};
+
+module.exports.buffer = async (input, {plugins = []} = {}) => {
+	if (!Buffer.isBuffer(input)) {
+		throw new TypeError(`Expected a \`Buffer\`, got \`${typeof input}\``);
+	}
+
+	if (plugins.length === 0) {
+		return input;
+	}
+
+	return pPipe(...plugins)(input);
+};