Update Healer Man server

server/party-buff-policy.mjs

@@ -0,0 +1,20 @@
+export const DEFAULT_PARTY_BUFF_POLICY = Object.freeze({ schemaVersion: 1, rules: Object.freeze([]) });
+
+export function normalizePartyBuffPolicy(value) {
+  if (!value || typeof value !== "object" || Array.isArray(value) || value.schemaVersion !== 1
+    || !Array.isArray(value.rules) || value.rules.length > 500) {
+    throw new Error("Party buff policy must have schemaVersion 1 and at most 500 rules.");
+  }
+  const seen = new Set();
+  const rules = value.rules.map((rule, index) => {
+    if (!rule || typeof rule !== "object" || Array.isArray(rule)
+      || typeof rule.abilityId !== "string" || !/^[a-z0-9][a-z0-9:._-]{0,127}$/i.test(rule.abilityId)
+      || !["party", "tank", "healer"].includes(rule.scope)) {
+      throw new Error(`Party buff rule ${index} must have a valid abilityId and scope.`);
+    }
+    if (seen.has(rule.abilityId)) throw new Error(`Duplicate party buff rule: ${rule.abilityId}.`);
+    seen.add(rule.abilityId);
+    return { abilityId: rule.abilityId, scope: rule.scope };
+  });
+  return { schemaVersion: 1, rules };
+}