Add initial Pico-8 cartridges for testing

- Created test_cart.p8 with basic drawing functionality and a print statement.
- Created test_unix.p8 with a simple initialization function.

scripts/core/lua/LuaLiteralTable.js

@@ -0,0 +1,27 @@
+/**
+ * @typedef {import('./LuaLiteralTypes.js').LuaLiteralHandler} LuaLiteralHandler
+ */
+
+/** @type {LuaLiteralHandler} */
+export const LuaLiteralTable = {
+  /**
+   * @param {unknown} value
+   * @returns {string}
+   */
+  format(value) {
+    if (typeof value === "string") {
+      const trimmed = value.trim();
+      return trimmed.length ? trimmed : "{}";
+    }
+    return "{}";
+  },
+
+  /** @returns {string} */
+  defaultLiteral() {
+    return "{}";
+  },
+
+  spawnableByDefault: false,
+
+  nodeModule: null,
+};