feat: simplify helper functions and add eq helper

Author: zhensherlock

.changeset/mean-buses-shake.md

@@ -0,0 +1,5 @@
+---
+'@mcp-tool-kit/shared': patch
+---
+
+feat: simplify helper functions and add eq helper

package.json

@@ -37,7 +37,7 @@
   ],
   "devDependencies": {
     "@changesets/changelog-github": "^0.5.1",
-    "@changesets/cli": "^2.29.5",
+    "@changesets/cli": "^2.29.6",
     "@commitlint/cli": "^19.8.1",
     "@commitlint/config-conventional": "^19.8.1",
     "@rollup/plugin-terser": "^0.4.4",

packages/shared/src/handlebars/register.ts

@@ -1,15 +1,8 @@
 import Handlebars from 'handlebars'
 
 export function registerHandlebarsHelpers() {
-  Handlebars.registerHelper('includes', function (array, value) {
-    return array && Array.isArray(array) && array.includes(value)
-  })
-
-  Handlebars.registerHelper('and', function (a, b) {
-    return a && b
-  })
-
-  Handlebars.registerHelper('or', function (a, b) {
-    return a || b
-  })
+  Handlebars.registerHelper('includes', (array, value) => array && Array.isArray(array) && array.includes(value))
+  Handlebars.registerHelper('and', (a, b) => a && b)
+  Handlebars.registerHelper('or', (a, b) => a || b)
+  Handlebars.registerHelper('eq', (a, b) => a === b)
 }