Configure CI (#3037)

* Update config.yml

* Configure CI

* Use Vesion 2.1

* Fix error

* Ensure binary builds

* Ensure misskey builds

* Store artifacts

* Ensure node-gyp builds

* Fix typo

* Fix typo

* Ensure binary builds

* Update working directory

* Cache test npm packages

* Revert "Update working directory"

* Ensure misskey builds

* Ensure node-gyp builds

* Fix missing configurations

* Configure deploy filters

* Use latest npm in Docker

.travis.yml

@@ -35,7 +35,7 @@ before_script:
   - npm install
 
   # 設定ファイルを配置
-  - cp ./.travis/default.yml ./.config
-  - cp ./.travis/test.yml ./.config
+  - cp ./.ci/default.yml ./.config
+  - cp ./.ci/test.yml ./.config
 
   - travis_wait npm run build