Separated frontend and backend, created basic dev environment and websocket server

back/nodemon.json

@@ -0,0 +1,6 @@
+{
+  "watch": ["src/"],
+  "ext": "ts,json",
+  "exec": "etsc && node ./dist/index.js",
+  "legacyWatch": true
+}

back/package.json

@@ -0,0 +1,26 @@
+{
+  "name": "roomruler",
+  "version": "1.0.0",
+  "description": "Web application for distribution of free classrooms",
+  "scripts": {
+    "build": "esbuild src/index.ts --bundle --minify --outdir=dist --platform=node",
+    "start": "esbuild",
+    "dev": "nodemon"
+  },
+  "author": "dm1sh",
+  "license": "MIT",
+  "devDependencies": {
+    "@types/ws": "^7.4.7",
+    "esbuild": "^0.12.25",
+    "esbuild-envfile-plugin": "^1.0.1",
+    "esbuild-node-tsc": "^1.6.1",
+    "nodemon": "^2.0.12",
+    "typescript": "^4.4.2"
+  },
+  "dependencies": {
+    "pg": "^8.7.1",
+    "reflect-metadata": "^0.1.13",
+    "typeorm": "^0.2.37",
+    "ws": "^8.2.1"
+  }
+}

back/src/index.ts

@@ -0,0 +1,12 @@
+import "reflect-metadata";
+import { Server } from "ws";
+
+(async () => {
+  const wss = new Server({
+    port: Number.parseInt(process.env.PORT || "") || 8081,
+  });
+
+  wss.on("connection", async (ws) => {
+    ws.send("hello");
+  });
+})();

back/tsconfig.json

@@ -0,0 +1,14 @@
+{
+  "compilerOptions": {
+    "target": "es6",
+    "module": "commonjs",
+    "esModuleInterop": true,
+    "moduleResolution": "node",
+    "forceConsistentCasingInFileNames": true,
+    "strict": false,
+    "skipLibCheck": true,
+    "emitDecoratorMetadata": true,
+    "experimentalDecorators": true,
+    "outDir": "dist"
+  }
+}