Update Healer Man server

src/game/combatAuras.ts

@@ -142,6 +142,8 @@ export interface AuraDefinition {
   /** Null means the aura persists until explicitly removed. */
   readonly durationMs: number | null;
   readonly maxStacks?: number;
+  /** Initial stack count for charged buffs such as Inner Fire. */
+  readonly initialStacks?: number;
   readonly stackBehavior?: AuraStackBehavior;
   /** Defaults to true. False makes applications from all sources share one aura. */
   readonly uniqueBySource?: boolean;
@@ -172,6 +174,8 @@ export interface ActiveAura {
   readonly stacks: number;
   readonly absorbs: readonly AuraAbsorbState[];
   readonly procStates: readonly AuraProcState[];
+  /** Number of Fire critical hits landed during the current Combustion buff. */
+  readonly combustionCriticalHits?: number;
 }
 
 export interface ApplyAuraRequest {
@@ -319,13 +323,18 @@ export function applyAura(
 ): AuraApplicationResult {
   const { definition } = request;
   const maxStacks = boundedPositiveInteger(definition.maxStacks, 1);
-  const requestedStacks = Math.min(maxStacks, boundedPositiveInteger(request.stacks, 1));
+  const requestedStacks = Math.min(maxStacks, boundedPositiveInteger(request.stacks ?? definition.initialStacks, 1));
   const instanceId = auraIdentity(definition, request.sourceId, request.targetId);
+  // Mage armors have several DBC effects that coexist until another armor
+  // replaces them. Other exclusive groups retain their single-aura behavior.
+  const exclusiveSpellName = definition.name.replace(/, Aura \d+\)$/, ")");
   const exclusive = definition.exclusiveGroup
     ? current.filter((aura) => (
         aura.targetId === request.targetId
         && aura.definition.exclusiveGroup === definition.exclusiveGroup
         && aura.instanceId !== instanceId
+        && (definition.exclusiveGroup !== "mage:armor"
+          || aura.definition.name.replace(/, Aura \d+\)$/, ")") !== exclusiveSpellName)
       ))
     : [];
   const exclusiveIds = new Set(exclusive.map((aura) => aura.instanceId));