implement game configuration file

this integrates https://github.com/cktan/tomlc99 into the repo as a dependency

third-party/tomlc99/stdex/arrtab1.toml.res

@@ -0,0 +1,15 @@
+{
+  products = [
+    {
+      name = "Hammer",
+      sku = 738594937,
+    },
+    {
+    },
+    {
+      name = "Nail",
+      sku = 284758393,
+      color = "gray",
+    },
+  ],
+}