fix: resolve Harmony patch error and missing hook registry

- Update PlayerPatch.cs parameters to match Harmony naming conventions (`__instance`, `_coinChhangeAmount`)
- Update Deploy-Release-ToWorkshop.ps1 to copy `greg_hooks.json` to the framework's output folder

💘 Generated with Crush

Assisted-by: Gemini 3.1 Pro (Optimized for Coding Agents) via Crush <crush@charm.land>

scripts/Deploy-Release-ToWorkshop.ps1

@@ -110,6 +110,7 @@ function New-WorkshopProject {
 
 #region Package framework
 $fwDll = Join-Path $RepoRoot "framework\bin\$Configuration\$tfm\gregCore.dll"
+$hooksJson = Join-Path $RepoRoot "assets\greg_hooks.json"
 if (-not (Test-Path -LiteralPath $fwDll)) { throw "Missing: $fwDll" }
 New-WorkshopProject `
     -Name 'gregCore' `
@@ -118,6 +119,11 @@ New-WorkshopProject `
     -Title 'gregCore' `
     -Description 'Core modding framework for Data Center. Required by all greg-based mods and plugins.' `
     -Tags @('modded', 'melonloader', 'framework', 'greg')
+
+$fwProjDir = Join-Path $WorkshopRoot 'gregCore'
+$fwContentDir = Join-Path $fwProjDir 'content\Mods'
+Copy-Item -LiteralPath $hooksJson -Destination (Join-Path $fwContentDir 'greg_hooks.json') -Force
+Write-Host "[workshop] Copied greg_hooks.json to $fwContentDir"
 #endregion
 
 #region Package plugins

src/GameLayer/Patches/Economy/PlayerPatch.cs

@@ -12,11 +12,11 @@ namespace gregCore.GameLayer.Patches.Economy;
 
 internal static class PlayerPatch
 {
-    internal static void OnCoinUpdated(object instance, float coinChangeAmount)
+    internal static void OnCoinUpdated(object __instance, float _coinChhangeAmount)
     {
         try
         {
-            var payload = EventPayloadBuilder.ForValueChange("money", 0f, coinChangeAmount);
+            var payload = EventPayloadBuilder.ForValueChange("money", 0f, _coinChhangeAmount);
             HookIntegration.Emit(HookName.Create("economy", "PlayerCoinUpdated"), payload);
         }
         catch (Exception ex)