convert Tiltfile to new liveupdate (#99)

Tiltfile

@@ -1,25 +1,26 @@
 # -*- mode: Python -*-
 
+default_registry('gcr.io/windmill-public-containers')
+
 # Generate the API docs.
 read_file('api/api.py')
 local('make api')
 
 k8s_yaml('serve.yaml')
 
-img = fast_build('gcr.io/windmill-public-containers/tilt-site',
-                 'base.dockerfile',
-                 'bundle exec jekyll serve --config _config.yml,_config-dev.yml')
-img.add('./src', '/src/')
-img.run('bundle install', trigger=['src/Gemfile', 'src/Gemfile.lock'])
-img.hot_reload()
+docker_build('tilt-site', 'src', dockerfile='site.dockerfile',
+             live_update = [
+               sync('./src', '/src/'),
+               run('bundle install', trigger=['src/Gemfile', 'src/Gemfile.lock'])
+             ])
 
-img = fast_build('gcr.io/windmill-public-containers/docs-site',
-                 'docs.dockerfile',
-                 'bundle exec jekyll serve --config _config.yml,_config-dev.yml')
-img.add('./src', '/src/')
-img.add('./docs', '/docs/')
-img.run('bundle install', trigger=['src/Gemfile', 'src/Gemfile.lock', 'docs/Gemfile', 'docs/Gemfile.lock'])
-img.hot_reload()
+docker_build('docs-site', '.', dockerfile='docs.dockerfile',
+             live_update = [
+               sync('./src', '/src/'),
+               sync('./docs', '/docs/'),
+               run('bundle install', trigger=['src/Gemfile', 'src/Gemfile.lock',
+                                              'docs/Gemfile', 'docs/Gemfile.lock'])
+             ])
 
 k8s_resource('tilt-site', port_forwards=4000)
 k8s_resource('docs-site', port_forwards=4001)

docs.dockerfile

@@ -3,3 +3,13 @@ FROM ruby:2.6
 RUN gem install jekyll bundler
 
 WORKDIR /docs
+
+RUN mkdir -p /src
+RUN mkdir -p /docs
+ADD src/Gemfile* /src/
+ADD docs/Gemfile* /docs/
+
+RUN bundle install
+ADD src /src/
+ADD docs /docs/
+ENTRYPOINT bundle exec jekyll serve --config _config.yml,_config-dev.yml

serve.yaml

@@ -13,7 +13,7 @@ spec:
     spec:
       containers:
       - name: tilt-site
-        image: gcr.io/windmill-public-containers/tilt-site
+        image: tilt-site
         ports:
         - containerPort: 4000
 ---
@@ -32,6 +32,6 @@ spec:
     spec:
       containers:
       - name: docs-site
-        image: gcr.io/windmill-public-containers/docs-site
+        image: docs-site
         ports:
         - containerPort: 4000

site.dockerfile

@@ -0,0 +1,10 @@
+FROM ruby:2.6
+
+RUN gem install jekyll bundler
+
+WORKDIR /src
+
+ADD ./Gemfile* /src/
+RUN bundle install
+ADD . .
+ENTRYPOINT bundle exec jekyll serve --config _config.yml,_config-dev.yml