Create composer structure

.gitignore

@@ -0,0 +1,3 @@
+vendor
+composer.lock
+phpcs.xml

composer.json

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+{
+    "name": "leroy-merlin-br/coding-standard",
+    "description": "The coding standard for PHP projects on LMBR",
+    "type": "phpcodesniffer-standard",
+    "license": "MIT",
+    "keywords": [
+        "leroy-merlin",
+        "php",
+        "coding",
+        "standard",
+        "cs",
+        "code",
+        "style",
+        "sniffer",
+        "rules",
+        "sniffs",
+        "checks"
+    ],
+    "authors": [
+        {
+            "name": "Boitatá",
+            "email": "boitata@leroymerlin.com.br"
+        }
+    ],
+    "require": {
+        "php": "^7.1",
+        "dealerdirect/phpcodesniffer-composer-installer": "^0.4.4",
+        "slevomat/coding-standard": "^4.8.0",
+        "squizlabs/php_codesniffer": "^3.3.2"
+    },
+    "config": {
+        "sort-packages": true
+    }
+}