alpha2 (#2)

- Change multiple field matching to enum
- Implement auto-generated IDs

Reviewed-on: #2

composer.json

@@ -17,7 +17,7 @@
     "rss": "https://git.bitbadger.solutions/bit-badger/pdo-document.rss"
   },
   "require": {
-    "php": ">=8.3",
+    "php": ">=8.2",
     "netresearch/jsonmapper": "^4",
     "ext-pdo": "*"
   },