feat: Add IntegrationRepository and ShopProClient for managing integrations and fetching products from shopPRO API

database/migrations/20260223_000006_create_integrations_tables.sql

@@ -0,0 +1,33 @@
+CREATE TABLE IF NOT EXISTS integrations (
+    id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
+    type VARCHAR(32) NOT NULL,
+    name VARCHAR(128) NOT NULL,
+    base_url VARCHAR(255) NOT NULL,
+    api_key_encrypted TEXT NULL,
+    timeout_seconds SMALLINT UNSIGNED NOT NULL DEFAULT 10,
+    is_active TINYINT(1) NOT NULL DEFAULT 1,
+    last_test_status VARCHAR(16) NULL,
+    last_test_http_code SMALLINT UNSIGNED NULL,
+    last_test_message VARCHAR(255) NULL,
+    last_test_at DATETIME NULL,
+    created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+    UNIQUE KEY integrations_type_name_unique (type, name),
+    KEY integrations_type_active_idx (type, is_active),
+    KEY integrations_last_test_at_idx (last_test_at)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+CREATE TABLE IF NOT EXISTS integration_test_logs (
+    id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
+    integration_id INT UNSIGNED NOT NULL,
+    status VARCHAR(16) NOT NULL,
+    http_code SMALLINT UNSIGNED NULL,
+    message VARCHAR(255) NOT NULL,
+    endpoint_url VARCHAR(255) NULL,
+    tested_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    KEY integration_test_logs_integration_idx (integration_id),
+    KEY integration_test_logs_tested_at_idx (tested_at),
+    CONSTRAINT integration_test_logs_integration_fk
+        FOREIGN KEY (integration_id) REFERENCES integrations(id)
+        ON DELETE CASCADE ON UPDATE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;