Adding a Pusher container as a middleware/dispatcher between front and back

pusher/package.json

@@ -0,0 +1,75 @@
+{
+  "name": "workadventureback",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "tsc": "tsc",
+    "dev": "ts-node-dev --respawn ./server.ts",
+    "prod": "tsc && node --max-old-space-size=4096 ./dist/server.js",
+    "profile": "tsc && node --prof ./dist/server.js",
+    "test": "ts-node node_modules/jasmine/bin/jasmine --config=jasmine.json",
+    "lint": "node_modules/.bin/eslint src/ . --ext .ts",
+    "fix": "node_modules/.bin/eslint --fix src/ . --ext .ts"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/thecodingmachine/workadventure.git"
+  },
+  "contributors": [
+    {
+      "name": "Grégoire Parant",
+      "email": "g.parant@thecodingmachine.com"
+    },
+    {
+      "name": "David Négrier",
+      "email": "d.negrier@thecodingmachine.com"
+    },
+    {
+      "name": "Arthmaël Poly",
+      "email": "a.poly@thecodingmachine.com"
+    }
+  ],
+  "license": "SEE LICENSE IN LICENSE.txt",
+  "bugs": {
+    "url": "https://github.com/thecodingmachine/workadventure/issues"
+  },
+  "homepage": "https://github.com/thecodingmachine/workadventure#readme",
+  "dependencies": {
+    "axios": "^0.20.0",
+    "body-parser": "^1.19.0",
+    "busboy": "^0.3.1",
+    "circular-json": "^0.5.9",
+    "debug": "^4.3.1",
+    "generic-type-guard": "^3.2.0",
+    "google-protobuf": "^3.13.0",
+    "grpc": "^1.24.4",
+    "http-status-codes": "^1.4.0",
+    "iterall": "^1.3.0",
+    "jsonwebtoken": "^8.5.1",
+    "mkdirp": "^1.0.4",
+    "multer": "^1.4.2",
+    "prom-client": "^12.0.0",
+    "query-string": "^6.13.3",
+    "systeminformation": "^4.27.11",
+    "ts-node-dev": "^1.0.0-pre.44",
+    "typescript": "^3.8.3",
+    "uWebSockets.js": "uNetworking/uWebSockets.js#v18.5.0",
+    "uuidv4": "^6.0.7"
+  },
+  "devDependencies": {
+    "@types/busboy": "^0.2.3",
+    "@types/circular-json": "^0.4.0",
+    "@types/debug": "^4.1.5",
+    "@types/google-protobuf": "^3.7.3",
+    "@types/http-status-codes": "^1.2.0",
+    "@types/jasmine": "^3.5.10",
+    "@types/jsonwebtoken": "^8.3.8",
+    "@types/mkdirp": "^1.0.1",
+    "@types/uuidv4": "^5.0.0",
+    "@typescript-eslint/eslint-plugin": "^2.26.0",
+    "@typescript-eslint/parser": "^2.26.0",
+    "eslint": "^6.8.0",
+    "jasmine": "^3.5.0"
+  }
+}