Add a README

README.md

@@ -1,24 +1,21 @@
 ## README
 
-This README would normally document whatever steps are necessary to get the
-application up and running.
+Following the [DHH Rails 5: Action Cable Demo](https://medium.com/@dhh/rails-5-action-cable-demo-8bba4ccfc55e) or [Railscast](http://railscasts-china.com/episodes/action-cable-rails-5) but confirm works at Windows!
 
-Things you may want to cover:
+Need Rails 5.0.0.beta2 or build from [master](https://github.com/Eric-Guo/rails/commits/pgac_test), for those want to build rails gems in windows, need [remove em-hiredis](https://github.com/Eric-Guo/rails/commit/21e834f324233cfb51f012223e747872e5e150a7).
 
-* Ruby version
+Thanks @maclover7 [PR to enable using PG as storage](https://github.com/rails/rails/pull/22950) and @matthewd [PR to remove EventMachine](https://github.com/rails/rails/pull/23152), it's now possible to starting using ActionCable in Windows.
 
-* System dependencies
+### Step to setup the PG DB in Windows
 
-* Configuration
+[Download](http://www.postgresql.org/download/windows/) and install, recommand PostgreSQL v9.4.5
 
-* Database creation
+```bat
+psql -U postgres
+```
 
-* Database initialization
-
-* How to run the test suite
-
-* Services (job queues, cache servers, search engines, etc.)
-
-* Deployment instructions
-
-* ...
+```psql
+CREATE USER pgac WITH PASSWORD 'only_need_in_windows';
+CREATE DATABASE pgac_dev;
+GRANT ALL PRIVILEGES ON DATABASE pgac_dev to pgac;
+```