sample_app - git push heroku master

Juliuss-MacBook-Pro:sample_app juliusosagiede$ git heroku push master
git: 'heroku' is not a git command. See 'git --help'.

The most similar command is
	checkout
Juliuss-MacBook-Pro:sample_app juliusosagiede$ git push heroku master
Counting objects: 5, done.
Delta compression using up to 4 threads.
Compressing objects: 100% (5/5), done.
Writing objects: 100% (5/5), 485 bytes | 485.00 KiB/s, done.
Total 5 (delta 3), reused 0 (delta 0)
remote: Compressing source files... done.
remote: Building source:
remote:
remote: -----> Ruby app detected
remote: -----> Compiling Ruby/Rails
remote: -----> Using Ruby version: ruby-2.5.1
remote: -----> Installing dependencies using bundler 1.15.2
remote:        Running: bundle install --without development:test --path vendor/bundle --binstubs vendor/bundle/bin -j4 --deployment
remote:        Warning: the running version of Bundler (1.15.2) is older than the version that created the lockfile (1.16.2). We suggest you upgrade to the latest version of Bundler by running `gem install bundler`.
remote:        Fetching gem metadata from https://rubygems.org/.........
remote:        Fetching version metadata from https://rubygems.org/..
remote:        Fetching dependency metadata from https://rubygems.org/.
remote:        Using rake 12.3.1
remote:        Using concurrent-ruby 1.0.5
remote:        Using minitest 5.11.3
remote:        Using thread_safe 0.3.6
remote:        Using builder 3.2.3
remote:        Using erubi 1.7.1
remote:        Using mini_portile2 2.3.0
remote:        Using crass 1.0.4
remote:        Using rack 2.0.5
remote:        Using nio4r 2.3.1
remote:        Using websocket-extensions 0.1.3
remote:        Using mini_mime 1.0.0
remote:        Using arel 9.0.0
remote:        Using mimemagic 0.3.2
remote:        Using msgpack 1.2.4
remote:        Using bundler 1.15.2
remote:        Using coffee-script-source 1.12.2
remote:        Using execjs 2.7.0
remote:        Using method_source 0.9.0
remote:        Using thor 0.20.0
remote:        Using ffi 1.9.23
remote:        Using multi_json 1.13.1
remote:        Using pg 1.0.0
remote:        Using puma 3.11.4
remote:        Using rb-fsevent 0.10.3
remote:        Using tilt 2.0.8
remote:        Using turbolinks-source 5.1.0
remote:        Using tzinfo 1.2.5
remote:        Using nokogiri 1.8.2
remote:        Using i18n 1.0.1
remote:        Using websocket-driver 0.7.0
remote:        Using mail 2.7.0
remote:        Using marcel 0.3.2
remote:        Using bootsnap 1.3.0
remote:        Using rack-test 1.0.0
remote:        Using sprockets 3.7.1
remote:        Using rb-inotify 0.9.10
remote:        Using coffee-script 2.4.1
remote:        Using uglifier 4.1.10
remote:        Using turbolinks 5.1.1
remote:        Using activesupport 5.2.0
remote:        Using loofah 2.2.2
remote:        Using sass-listen 4.0.0
remote:        Using rails-dom-testing 2.0.3
remote:        Using globalid 0.4.1
remote:        Using activemodel 5.2.0
remote:        Using jbuilder 2.7.0
remote:        Using rails-html-sanitizer 1.0.4
remote:        Using sass 3.5.6
remote:        Using activejob 5.2.0
remote:        Using activerecord 5.2.0
remote:        Using actionview 5.2.0
remote:        Using actionpack 5.2.0
remote:        Using actioncable 5.2.0
remote:        Using actionmailer 5.2.0
remote:        Using activestorage 5.2.0
remote:        Using railties 5.2.0
remote:        Using sprockets-rails 3.2.1
remote:        Using coffee-rails 4.2.2
remote:        Using jquery-rails 4.3.3
remote:        Using rails 5.2.0
remote:        Using sass-rails 5.0.7
remote:        Bundle complete! 22 Gemfile dependencies, 62 gems now installed.
remote:        Gems in the groups development and test were not installed.
remote:        Bundled gems are installed into ./vendor/bundle.
remote:        Bundle completed (3.07s)
remote:        Cleaning up the bundler cache.
remote:        Warning: the running version of Bundler (1.15.2) is older than the version that created the lockfile (1.16.2). We suggest you upgrade to the latest version of Bundler by running `gem install bundler`.
remote:        The latest bundler is 1.16.2, but you are currently running 1.15.2.
remote:        To update, run `gem install bundler`
remote: -----> Installing node-v8.10.0-linux-x64
remote: -----> Detecting rake tasks
remote: -----> Preparing app for Rails asset pipeline
remote:        Running: rake assets:precompile
remote:        Yarn executable was not detected in the system.
remote:        Download Yarn at https://yarnpkg.com/en/docs/install
remote:        Asset precompilation completed (1.22s)
remote:        Cleaning assets
remote:        Running: rake assets:clean
remote:
remote: ###### WARNING:
remote:        We detected that some binary dependencies required to
remote:        use all the preview features of Active Storage are not
remote:        present on this system.
remote:
remote:        For more information please see:
remote:          https://devcenter.heroku.com/articles/active-storage-on-heroku
remote:
remote:
remote: ###### WARNING:
remote:        No Procfile detected, using the default web server.
remote:        We recommend explicitly declaring how to boot your server process via a Procfile.
remote:        https://devcenter.heroku.com/articles/ruby-default-web-server
remote:
remote: -----> Discovering process types
remote:        Procfile declares types     -> (none)
remote:        Default types for buildpack -> console, rake, web, worker
remote:
remote: -----> Compressing...
remote:        Done: 46.7M
remote: -----> Launching...
remote:        Released v9
remote:        https://rocky-ravine-35505.herokuapp.com/ deployed to Heroku
remote:
remote: Verifying deploy.... done.
To https://git.heroku.com/rocky-ravine-35505.git
   b179b1a..04b91d7  master -> master