release: 0.0.3, switched to npm trusted publishing (#101)

* version: 0.0.2

* Switch to npm trusted publishing (OIDC)

- Remove NPM_TOKEN secret requirement from npm-publish workflow
- Uses OIDC for authentication (more secure, no long-lived tokens)
- Update CONTRIBUTING.md with trusted publisher setup instructions

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

* 0.0.3

---------

Co-authored-by: Claude <noreply@anthropic.com>

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "@modelcontextprotocol/ext-apps",
-  "version": "0.0.1",
+  "version": "0.0.3",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@modelcontextprotocol/ext-apps",
-      "version": "0.0.1",
+      "version": "0.0.3",
       "license": "MIT",
       "workspaces": [
         "examples/*"