feat: Embedded SDK (#18250)

* feat: embedded sdk

* correct values

* better version

* readme stuff

* release script

* doc

* oops

* better package description

* license

* that was invalid json

* Apply suggestions from code review

Co-authored-by: Michael S. Molina <70410625+michael-s-molina@users.noreply.github.com>

* Update superset-embedded-sdk/README.md

* a github workflow to make sure the build succeeds

* fix github workflows

* writing

* try a different trigger

* no point in a single unit matrix

* Revert "no point in a single unit matrix"

This reverts commit 90f78bfc98.

* workflow changes

* fix some scripts

* pull request types

* slight rename

* test list

Co-authored-by: Michael S. Molina <70410625+michael-s-molina@users.noreply.github.com>

.github/workflows/embedded-sdk-release.yml

@@ -0,0 +1,23 @@
+name: Embedded SDK Release
+
+on:
+  push:
+    branches:
+      - 'master'
+
+jobs:
+  build:
+    runs-on: ubuntu-20.04
+    defaults:
+      run:
+        working-directory: superset-embedded-sdk
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: "16"
+          registry-url: 'https://registry.npmjs.org'
+      - run: npm ci
+      - run: npm run ci:release
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}