prepare for 5.2.0 release

Author: nicolethoen

.npmignore

@@ -1,2 +1,3 @@
 coverage
 test
+report

RELEASE.md

@@ -0,0 +1,64 @@
+# Publishing a new version of patternfly-a11y to npm
+
+**1. Create a new branch for the version bump:**
+```bash
+git checkout -b release-X.Y.Z
+```
+(Replace X.Y.Z with the version you want to publish)
+
+**2. Update the version:**
+```bash
+yarn version X.Y.Z
+```
+
+**3. Push the branch:**
+```bash
+git push -u origin release-X.Y.Z
+```
+
+**4. Create a PR to merge into master**
+
+**5. After the PR is merged, checkout master and pull:**
+```bash
+git checkout master
+git pull
+```
+
+**6. Verify the version in package.json:**
+```bash
+grep '"version"' package.json
+```
+Should show `"version": "X.Y.Z"`
+
+**7. See what files will be included (dry-run):**
+```bash
+yarn pack --dry-run
+```
+Check that:
+- `cli.js` is included ✓
+- `lib/` directory is included ✓
+- `README.md` is included ✓
+- `coverage/`, `report/`, and `test/` are excluded ✓
+
+**8. Dry-run the publish:**
+```bash
+npm publish --dry-run
+```
+Verify the package name, version, and file list look correct.
+
+**9. Create and push the git tag:**
+```bash
+git tag vX.Y.Z
+git push --tags
+```
+
+**10. Publish to npm:**
+```bash
+npm publish
+```
+
+**11. Verify the publish succeeded:**
+```bash
+npm view @patternfly/patternfly-a11y
+```
+Also check https://www.npmjs.com/package/@patternfly/patternfly-a11y