Add module do master

.gitignore

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+.idea

.gitlab-ci.yml

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+# This file is a template, and might need editing before it works on your project.
+# Publishes a tag/branch to Composer Packages of the current project
+publish:
+  image: curlimages/curl:latest
+  stage: build
+  variables:
+    URL: "$CI_SERVER_PROTOCOL://$CI_SERVER_HOST:$CI_SERVER_PORT/api/v4/projects/$CI_PROJECT_ID/packages/composer?job_token=$CI_JOB_TOKEN"
+  script:
+    - version=$([[ -z "$CI_COMMIT_TAG" ]] && echo "branch=$CI_COMMIT_REF_NAME" || echo "tag=$CI_COMMIT_TAG")
+    - insecure=$([ "$CI_SERVER_PROTOCOL" = "http" ] && echo "--insecure" || echo "")
+    - response=$(curl -s -w "\n%{http_code}" $insecure --data $version $URL)
+    - code=$(echo "$response" | tail -n 1)
+    - body=$(echo "$response" | head -n 1)
+    # Output state information
+    - if [ $code -eq 201 ]; then
+        echo "Package created - Code $code - $body";
+      else
+        echo "Could not create package - Code $code - $body";
+        exit 1;
+      fi

Api/SfxStoreConfigInterface.php

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+<?php
+/**
+ * SFX Store Config interface
+ *
+ * Copyright © MageXo, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+
+namespace StorefrontX\SfxStoreConfig\Api;
+
+use Magento\Framework\App\Config\ScopeConfigInterface;
+
+interface SfxStoreConfigInterface
+{
+    /**
+     * Retrieve SFX URL value by scope.
+     *
+     * @param null|int|string $scopeCode
+     * @return string
+     */
+    public function getSfxUrl($scopeCode = null):string;
+}

Model/SfxStoreConfigFields.php

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+<?php
+/**
+ * Copyright © MageXo, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+declare(strict_types=1);
+
+namespace StorefrontX\SfxStoreConfig\Model;
+
+use Magento\Framework\App\Config\ScopeConfigInterface;
+use StorefrontX\SfxStoreConfig\Api\SfxStoreConfigInterface;
+
+/**
+ * SFX fields in store config
+ */
+class SfxStoreConfigFields implements SfxStoreConfigInterface
+{
+    private const SFX_URL = 'web/sfx/sfx_base_url';
+
+    private ScopeConfigInterface $scopeConfig;
+
+    public function __construct(ScopeConfigInterface $scopeConfig)
+    {
+        $this->scopeConfig = $scopeConfig;
+    }
+
+    /**
+     * Get media URL format for catalog images
+     *
+     * @param null|int|string $scopeCode
+     * @return string
+     */
+    public function getSfxUrl($scopeCode = null): string
+    {
+        $value = $this->scopeConfig->getValue(
+            self::SFX_URL,
+            \Magento\Store\Model\ScopeInterface::SCOPE_STORE,
+            $scopeCode
+        );
+
+        return (string)$value;
+    }
+}