feat: adds PSR 7, 17, and 18

Author: JasonTheAdams

composer.json

@@ -21,7 +21,10 @@
     },
     "require": {
         "php": ">=7.4",
-        "ext-json": "*"
+        "ext-json": "*",
+        "psr/http-client": "^1.0",
+        "psr/http-factory": "^1.0",
+        "psr/http-message": "^1.0 || ^2.0"
     },
     "require-dev": {
         "dealerdirect/phpcodesniffer-composer-installer": "^1.0",