Added Agent Availability screen

ac_web/lib/Api/JsonReader.dart

@@ -123,8 +123,9 @@ class JsonReader {
     }
 
     final text = raw.toString().trim().toLowerCase();
+    final normalized = _normalizeEnumName(text);
     for (final candidate in values) {
-      if (nameOf(candidate).toLowerCase() == text) {
+      if (_normalizeEnumName(nameOf(candidate).toLowerCase()) == normalized) {
         return candidate;
       }
     }
@@ -135,4 +136,9 @@ class JsonReader {
     }
     return fallback;
   }
+
+  /// Removes separators so that `AC_API` also matches `acApi`.
+  static String _normalizeEnumName(String value) {
+    return value.replaceAll(RegExp(r'[^a-z0-9]'), '');
+  }
 }