- Added PPH-DI definition file

composer.json

@@ -16,5 +16,14 @@
     },
     "require": {
         "psr/http-message": "^1.0"
+    },
+    "extra": {
+        "lean": {
+            "autoload": {
+                "definitions": [
+                    "meta/definitions.php"
+                ]
+            }
+        }
     }
-}
+}