feat: add immer dependency and integrate draft handling in engine actions

pnpm-lock.yaml

@@ -60,6 +60,9 @@ importers:
 
   app/game-engine:
     dependencies:
+      '@prisma/client':
+        specifier: ^7.2.0
+        version: 7.2.0(prisma@7.2.0(@types/react@19.2.7)(react-dom@19.2.3(react@19.2.3))(react@19.2.3)(typescript@5.9.3))(typescript@5.9.3)
       '@sammo-ts/common':
         specifier: workspace:*
         version: link:../../packages/common
@@ -176,6 +179,9 @@ importers:
       '@sammo-ts/common':
         specifier: workspace:*
         version: link:../common
+      immer:
+        specifier: ^11.1.3
+        version: 11.1.3
       zod:
         specifier: ^4.2.1
         version: 4.2.1
@@ -1278,6 +1284,9 @@ packages:
     resolution: {integrity: sha512-2Tth85cXwGFHfvRgZWszZSvdo+0Xsqmw8k8ZwxScfcBneNUraK+dxRxRm24nszx80Y0TVio8kKLt5sLE7ZCLlw==}
     engines: {node: '>=0.10.0'}
 
+  immer@11.1.3:
+    resolution: {integrity: sha512-6jQTc5z0KJFtr1UgFpIL3N9XSC3saRaI9PwWtzM2pSqkNGtiNkYY2OSwkOGDK2XcTRcLb1pi/aNkKZz0nxVH4Q==}
+
   import-without-cache@0.2.5:
     resolution: {integrity: sha512-B6Lc2s6yApwnD2/pMzFh/d5AVjdsDXjgkeJ766FmFuJELIGHNycKRj+l3A39yZPM4CchqNCB4RITEAYB1KUM6A==}
     engines: {node: '>=20.19.0'}
@@ -3066,6 +3075,8 @@ snapshots:
     dependencies:
       safer-buffer: 2.1.2
 
+  immer@11.1.3: {}
+
   import-without-cache@0.2.5: {}
 
   ini@1.3.8: {}