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>

superset-embedded-sdk/package.json

@@ -0,0 +1,56 @@
+{
+  "name": "@superset-ui/embedded-sdk",
+  "version": "0.1.0-alpha.1",
+  "description": "SDK for embedding resources from Superset into your own application",
+  "access": "public",
+  "keywords": [
+    "superset",
+    "embed",
+    "embedded",
+    "sdk",
+    "iframe",
+    "dashboard",
+    "chart",
+    "analytics"
+  ],
+  "files": [
+    "bundle",
+    "lib",
+    "dist"
+  ],
+  "main": "bundle/index.js",
+  "module": "lib/index.js",
+  "types": "dist/index.d.ts",
+  "scripts": {
+    "build": "tsc & babel src --out-dir lib --extensions '.ts,.tsx' & webpack --mode production",
+    "ci:release": "node ./release-if-necessary.js",
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "browserslist": [
+    "last 3 chrome versions",
+    "last 3 firefox versions",
+    "last 3 safari versions",
+    "last 3 edge versions"
+  ],
+  "devDependencies": {
+    "@babel/cli": "^7.16.8",
+    "@babel/core": "^7.16.12",
+    "@babel/preset-env": "^7.16.11",
+    "@babel/preset-typescript": "^7.16.7",
+    "axios": "^0.25.0",
+    "babel-loader": "^8.2.3",
+    "typescript": "^4.5.5",
+    "webpack": "^5.67.0",
+    "webpack-cli": "^4.9.2"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/apache/superset.git"
+  },
+  "homepage": "https://github.com/apache/superset#readme",
+  "bugs": {
+    "url": "https://github.com/apache/superset/issues"
+  },
+  "license": "Apache-2.0",
+  "author": "Superset"
+}