feat: add version comparison utility

- Added `compare-versions` dependency to facilitate version comparisons.
- Implemented `isVersionLowerThan` method in `LoomContext` to check if a version is lower than the specified version.

Author: luxass

package.json

@@ -41,6 +41,7 @@
     "typecheck": "tsc --noEmit"
   },
   "dependencies": {
+    "compare-versions": "^6.1.1",
     "zod": "^3.24.2"
   },
   "devDependencies": {

pnpm-lock.yaml

@@ -1,6 +1,15 @@
+import { compare } from "compare-versions";
 import { z } from "zod";
 
 export interface LoomContext<TOptionsSchema extends z.ZodType> {
+  /**
+   * Check if the version of the Unicode standard is lower than the given version.
+   */
+  isVersionLowerThan: (version: string) => boolean;
+
+  /**
+   * The options.
+   */
   options: TOptionsSchema["_input"];
 }
 
@@ -53,6 +62,9 @@ export function createLoom<
     // create context for template
     const ctx: LoomContext<TOptionsSchema> = {
       options: validatedOptions,
+      isVersionLowerThan: (version) => {
+        return compare(version, validatedOptions.version, "<");
+      },
     };
 
     // generate output for each item