docs: add release instructions

Author: erezrokah

RELEASE.md

@@ -0,0 +1,18 @@
+# Release Checklist
+
+Make sure you have npm + git credentials set up.
+
+- [ ] Make changes and/or merge PRs.
+- [ ] `git checkout master`
+- [ ] `git pull`
+- [ ] Set up semantic release environment variables:
+
+```bash
+export GIT_AUTHOR_NAME=<your-github-login>
+export GIT_AUTHOR_EMAIL=<your-github-email>
+export GIT_COMMITTER_NAME=<your-github-login>
+export GIT_COMMITTER_EMAIL=<your-github-email>
+export GITHUB_TOKEN=<github-token-with-public_repo-permissions>
+```
+
+- [ ] `npm run release`