ci: update repository URL in package.json and install latest npm in release workflow

Author: codeBelt

.github/workflows/release.yml

@@ -33,6 +33,8 @@ jobs:
       - name: Publish to npm
         if: steps.changesets.outputs.hasChangesets == 'false'
         run: |
+          npm install -g npm@latest
+          npm --version
           bun run build
           npm publish --provenance --access public
       - name: Create git tags

package.json

@@ -4,7 +4,7 @@
   "description": "Class-based reactive state management — ES6 Proxy + immutable snapshots",
   "repository": {
     "type": "git",
-    "url": "https://github.com/codeBelt/classy-store.git"
+    "url": "git+https://github.com/codeBelt/classy-store.git"
   },
   "type": "module",
   "main": "./dist/index.cjs",
@@ -115,4 +115,4 @@
   ],
   "license": "MIT",
   "sideEffects": false
-}
+}