Publish type declarations (#724)

* Publish type declarations

* Create mean-peas-give.md

.changeset/mean-peas-give.md

@@ -0,0 +1,5 @@
+---
+"eslint-plugin-regexp": patch
+---
+
+Publish type declarations

package.json

@@ -6,6 +6,7 @@
         "node": "^18 || >=20"
     },
     "main": "dist/index.js",
+    "types": "dist/index.d.ts",
     "files": [
         "dist"
     ],

tsconfig.build.json

@@ -2,6 +2,7 @@
     "extends": "./tsconfig.json",
     "exclude": ["tests/**/*", "tools/**/*", "typings/**/*", "docs/**/*"],
     "compilerOptions": {
-        "removeComments": true /* Do not emit comments to output. */
+        "removeComments": true /* Do not emit comments to output. */,
+        "declaration": true /* Generates corresponding '.d.ts' file. */
     }
 }