Upgrade test application

.editorconfig

@@ -3,6 +3,7 @@ root = true
 [*]
 indent_style = space
 indent_size = 4
+
 end_of_line = lf
 charset = utf-8
 trim_trailing_whitespace = true
@@ -14,8 +15,11 @@ indent_size = 2
 [*.md]
 trim_trailing_whitespace = false
 
+[*.sh]
+indent_style = tab
+
 [*.{yaml,yml}]
 trim_trailing_whitespace = false
 
-[package.json]
+[{webpack.config.js,.eslintrc.js}]
 indent_size = 2

.gitattributes

@@ -1,14 +1,18 @@
-/etc                        export-ignore
-/features                   export-ignore
-/spec                       export-ignore
-/tests                      export-ignore
-/.editorconfig              export-ignore
-/.gitattributes             export-ignore
-/.gitignore                 export-ignore
-/.scrutinizer.yml           export-ignore
-/.travis.yml                export-ignore
-/behat.yml.dist             export-ignore
-/easy-coding-standard.yaml  export-ignore
-/phpspec.yml.dist           export-ignore
-/phpstan.neon               export-ignore
-/README.md                  export-ignore
+/.github                        export-ignore
+/etc                            export-ignore
+/docs                           export-ignore
+/.editorconfig                  export-ignore
+/.gitattributes                 export-ignore
+/.gitignore                     export-ignore
+/README.md                      export-ignore
+/behat.yml.dist                 export-ignore
+/composer-require-checker.json  export-ignore
+/docs                           export-ignore
+/ecs.php                        export-ignore
+/node_modules                   export-ignore
+/phpunit.xml.dist               export-ignore
+/psalm-baseline.xml             export-ignore
+/psalm.xml                      export-ignore
+/tests                          export-ignore
+/CHANGELOG.md                   export-ignore
+/UPGRADE.md                     export-ignore

.github/FUNDING.yml

@@ -0,0 +1 @@
+github: Setono

.github/ISSUE_TEMPLATE/bug.yaml

@@ -0,0 +1,36 @@
+name: Bug Report
+description: File a bug report
+title: "[Bug]: "
+labels: [ "bug" ]
+body:
+    -   type: markdown
+        attributes:
+            value: Thanks for taking the time to fill out this bug report!
+    -   type: input
+        id: plugin-version
+        attributes:
+            label: Plugin version
+            description: What version of the plugin are you using?
+        validations:
+            required: true
+    -   type: input
+        id: sylius-version
+        attributes:
+            label: Sylius version
+            description: What version of Sylius are you using?
+        validations:
+            required: true
+    -   type: textarea
+        id: what-happened
+        attributes:
+            label: What happened?
+            description: Also tell us, what did you expect to happen?
+            placeholder: Tell us what you see!
+        validations:
+            required: true
+    -   type: textarea
+        id: logs
+        attributes:
+            label: Relevant log output
+            description: Please copy and paste any relevant log output. This will be automatically formatted into code, so no need for backticks.
+            render: shell

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,8 @@
+blank_issues_enabled: false
+contact_links:
+    -   name: Support question?
+        url: https://sylius-devs.slack.com/archives/C3EGDG9LY
+        about: Please ask questions on the Sylius support channel. It's okay to tag a developer, but please understand that we also have other obligations ;)
+    -   name: Security issue
+        url: https://setono.com
+        about: Please send security vulnerabilities directly to [email protected]

.github/ISSUE_TEMPLATE/feature.yaml

@@ -0,0 +1,29 @@
+name: Feature request
+description: Write a feature request
+title: "[Feature request]: "
+labels: [ "enhancement" ]
+body:
+    -   type: markdown
+        attributes:
+            value: "We really value feature requests. Thank you :tada:"
+    -   type: textarea
+        id: what-happened
+        attributes:
+            label: Describe the proposed solution
+            description: A clear and concise description of what you want to happen
+        validations:
+            required: true
+    -   type: textarea
+        id: alternatives
+        attributes:
+            label: Describe alternatives you've considered
+            description: A clear and concise description of any alternative solutions or features you've considered
+        validations:
+            required: false
+    -   type: textarea
+        id: context
+        attributes:
+            label: Additional context
+            description: Add any other context or screenshots about the feature request here
+        validations:
+            required: false

.github/workflows/backwards-compatibility-check.yaml

@@ -0,0 +1,30 @@
+# See https://github.com/Roave/BackwardCompatibilityCheck
+
+name: "Backwards Compatibility Check"
+
+on:
+    pull_request: ~
+
+jobs:
+    backwards-compatibility-check:
+        name: "Backwards Compatibility Check"
+
+        runs-on: "ubuntu-latest"
+
+        steps:
+            -   name: "Checkout"
+                uses: "actions/checkout@v4"
+                with:
+                    fetch-depth: 0
+
+            -   name: "Setup PHP, with composer and extensions"
+                uses: "shivammathur/setup-php@v2"
+                with:
+                    php-version: "8.1"
+                    coverage: "none"
+
+            -   name: "Install tool"
+                run: "composer global require roave/backward-compatibility-check"
+
+            -   name: "Check for BC breaks"
+                run: "~/.composer/vendor/bin/roave-backward-compatibility-check --from=origin/${{ github.event.pull_request.base.ref }} --format=github-actions"