Html5mode + ionic (server for development)

gulpfile.js

var gulp = require('gulp');
var gutil = require('gulp-util');
var bower = require('bower');
var concat = require('gulp-concat');
var ngAnnotate = require('gulp-ng-annotate');
var sass = require('gulp-sass');
var jade = require('gulp-jade');
var minifyCss = require('gulp-minify-css');
var browserSync = require('browser-sync').create();
var uglify = require('gulp-uglify');
var autoprefixer = require('gulp-autoprefixer');
var rename = require('gulp-rename');
var sh = require('shelljs');
var historyApiFallback = require('connect-history-api-fallback');
var replace = require('gulp-replace');

// === PATHS
var paths = {
  sass: ['./src/index.scss', './src/**/*.scss'],
  jade: ['./src/**/*.jade', './src/index.jade'],
  js: ['./src/**/*.js']
};

// === DEFAULT TASK
gulp.task('default', ['serve']);

// Static Server + watching scss/html files
gulp.task('serve', ['sass', 'compressJs', 'jade-index', 'jade-templates'], function() {

  browserSync.instance = browserSync.init({
    startPath: '/index.html',
    server: {
      baseDir: "./www",
      middleware: [
        historyApiFallback()
      ]
    },
    port: 8100
  });

  // === WATCH
  gulp.watch(paths.sass, ['sass']);
  gulp.watch(paths.js, ['compressJs', browserSync.reload]);
  gulp.watch(paths.jade[1], ['jade-index', browserSync.reload]);
  gulp.watch(paths.jade[0], ['jade-templates', browserSync.reload]);

  gutil.log(gutil.colors.red('\n\n•••••••••••••••••••••••••••••••••••••\n'), gutil.colors.yellow('  SERVER RUNNING...'), gutil.colors.red('\n•••••••••••••••••••••••••••••••••••••\n\n'));

	// gulp.watch("www/**/*").on('change', browserSync.reload);
});

// === COMPILE TASKS
gulp.task('sass', function () {
  return gulp.src(paths.sass)
  	.pipe(concat('style.scss'))
    .pipe(sass({
      errLogToConsole: true
    }))
    .pipe(autoprefixer({
      browsers: ['last 2 versions']
    }))
    .pipe(minifyCss({
      keepSpecialComments: 0
    }))
    .pipe(gulp.dest('./www/css/'))
    .pipe(browserSync.stream());
});

gulp.task('compressJs', function () {
  return gulp.src(paths.js)
    .pipe(ngAnnotate())
    .pipe(concat('all.js'))
    .pipe(uglify())
    .pipe(gulp.dest('./www/js/'));
});


gulp.task('jade-templates', function(){
	return gulp.src(paths.jade[0])
    .pipe(jade())
    .pipe(gulp.dest('./www/templates/'));
})
gulp.task('jade-index', function () {
  return gulp.src(paths.jade[1])
    .pipe(jade())
    .pipe(gulp.dest('./www/'));
});


gulp.task('build:device', ['sass', 'compressJs', 'jade-templates'],function () {
  return gulp.src(paths.jade[1])
  	.pipe(replace('base(href="/")', 'base(href=".")'))
    .pipe(jade())
    .pipe(gulp.dest('./www/'));
});

Hi friend, see my template 👯 https://github.com/jdnichollsc/Ionic-Starter-Template