feat: Add github authentication provider (#8980)

* feat: Add github authentication provider

* feat: Change callback to always return a token, expect callbackUrl to point to FE

* fix: Return login redirect URLas a 200 response

packages/modules/providers/auth-github/package.json

@@ -0,0 +1,41 @@
+{
+  "name": "@medusajs/auth-github",
+  "version": "0.0.1",
+  "description": "Github OAuth authentication provider for Medusa",
+  "main": "dist/index.js",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/medusajs/medusa",
+    "directory": "packages/modules/providers/auth-github"
+  },
+  "files": [
+    "dist"
+  ],
+  "engines": {
+    "node": ">=20"
+  },
+  "author": "Medusa",
+  "license": "MIT",
+  "scripts": {
+    "test": "jest --passWithNoTests src",
+    "test:integration": "jest --forceExit -- integration-tests/**/__tests__/**/*.spec.ts",
+    "build": "rimraf dist && tsc --build",
+    "watch": "tsc --watch"
+  },
+  "devDependencies": {
+    "@medusajs/types": "^1.11.16",
+    "@types/simple-oauth2": "^5.0.7",
+    "cross-env": "^5.2.1",
+    "jest": "^29.7.0",
+    "msw": "^2.3.0",
+    "rimraf": "^5.0.1",
+    "typescript": "^5.1.6"
+  },
+  "dependencies": {
+    "@medusajs/utils": "^1.11.9"
+  },
+  "keywords": [
+    "medusa-provider",
+    "medusa-provider-auth-github"
+  ]
+}