inject html settings

gulpfile.js

//install
//npm i gulp-inject group-array@0.3.1
var inject = require('gulp-inject');

//inject html
gulp.task('inject:html', function() {
    return gulp.src('./app/*.html')
        .pipe(inject(gulp.src(['./app/template/*.html']), {
            starttag: '<!-- inject:{{path}} -->',
            relative: false, //if true inject:/app/template/menu.html, if false inject:template/menu.html
            transform: function(filePath, file) {
                return file.contents.toString('utf8')
            }
        }))
        .pipe(gulp.dest('./app'));
});