feat: add date-fns library for improved date handling and validation

pnpm-lock.yaml

@@ -15,7 +15,7 @@ importers:
         specifier: ^0.18.3
         version: 0.18.3(typescript@5.9.3)
       typescript:
-        specifier: ^5.5.4
+        specifier: ^5.9.3
         version: 5.9.3
 
   app/game-api:
@@ -35,6 +35,9 @@ importers:
       '@trpc/server':
         specifier: ^11.4.4
         version: 11.8.1(typescript@5.9.3)
+      date-fns:
+        specifier: ^4.1.0
+        version: 4.1.0
       fastify:
         specifier: ^5.3.3
         version: 5.6.2
@@ -102,6 +105,9 @@ importers:
       '@trpc/server':
         specifier: ^11.4.4
         version: 11.8.1(typescript@5.9.3)
+      date-fns:
+        specifier: ^4.1.0
+        version: 4.1.0
       fastify:
         specifier: ^5.3.3
         version: 5.6.2
@@ -878,6 +884,9 @@ packages:
   csstype@3.2.3:
     resolution: {integrity: sha512-z1HGKcYy2xA8AGQfwrn0PAy+PB7X/GSj3UVJW9qKyn43xWa+gl5nXmU4qqLMRzWVLFC8KusUX8T/0kCiOYpAIQ==}
 
+  date-fns@4.1.0:
+    resolution: {integrity: sha512-Ukq0owbQXxa/U3EGtsdVBkR1w7KOQ5gIBqdH2hkvknzZPYvBxb/aa6E8L7tmjFtkwZBu3UXBbjIgPo/Ez4xaNg==}
+
   debug@4.4.3:
     resolution: {integrity: sha512-RGwwWnwQvkVfavKVt22FGLw+xYSdzARwm0ru6DhTVA3umU5hZc28V3kO4stgYryrTlLpuvgI9GiijltAjNbcqA==}
     engines: {node: '>=6.0'}
@@ -2173,6 +2182,8 @@ snapshots:
 
   csstype@3.2.3: {}
 
+  date-fns@4.1.0: {}
+
   debug@4.4.3:
     dependencies:
       ms: 2.1.3