feat(deployment): add platformsh

.platform.app.yaml

@@ -0,0 +1,53 @@
+# This file describes an application. You can have multiple applications
+  # in the same project.
+
+  # The name of this app. Must be unique within a project.
+     name: app
+
+  # The type of the application to build.
+     type: php:7.2
+     build:
+       flavor: composer
+
+     variables:
+       env:
+         # Tell Symfony to always install in production-mode.
+         APP_ENV: 'prod'
+         APP_DEBUG: 0
+
+  # The hooks that will be performed when the package is deployed.
+     hooks:
+       build: |
+         set -e
+         php bin/console assets:install --no-debug
+         php bin/console cache:clear
+       deploy: |
+         set -e
+         php bin/console assets:install --symlink --relative public
+         php bin/console doctrine:schema:update --force
+         php bin/console hautelook:fixtures:load
+         php bin/console cache:clear
+       # The relationships of the application with services or other applications.
+  # The left-hand side is the name of the relationship as it will be exposed
+  # to the application in the PLATFORM_RELATIONSHIPS variable. The right-hand
+  # side is in the form `<service name>:<endpoint name>`.
+     relationships:
+       database: "mysqldb:mysql"
+
+  # The size of the persistent disk of the application (in MB).
+     disk: 2048
+
+  # The mounts that will be performed when the package is deployed.
+     mounts:
+       "/var/cache": "shared:files/cache"
+       "/var/log": "shared:files/log"
+       "/var/sessions": "shared:files/sessions"
+
+  # The configuration of app when it is exposed to the web.
+     web:
+       locations:
+         "/":
+           # The public directory of the app, relative to its root.
+           root: "public"
+           # The front-controller script to send non-static requests to.
+           passthru: "/index.php"

.platform/routes.yaml

@@ -0,0 +1,12 @@
+# The routes of the project.
+#
+# Each route describes how an incoming URL is going
+# to be processed by Platform.sh.
+
+"https://{default}/":
+  type: upstream
+  upstream: "app:http"
+
+"https://www.{default}/":
+  type: redirect
+  to: "https://{default}/"

.platform/services.yaml

@@ -0,0 +1,3 @@
+mysqldb:
+  type: mysql:10.2
+  disk: 2048